marsupial
All a b c d e f g h i j k l m n o p q r s t u v w x y z
All CEFR A1 A2 B1 B2 C1 C2
Content locale
EN 英語 BN ベンガル語 HI ヒンディー語 ES スペイン語 FR フランス語 DE ドイツ語 RU ロシア語 ZH 中国語 JA 日本語
All Vocabulary Cards All Vocabularies
C1 noun /mɑːrˈsuːpiəl/

marsupial

袋で子供を育てる哺乳類
Meaning
A type of mammal that carries and nourishes its young in a pouch, like kangaroos and koalas.
Example
The kangaroo is a well-known marsupial.
カンガルーはよく知られたマースピアルです。
C1 noun /ˈmɪmɪkri/

mimicry

模倣
Meaning
The act of imitating someone or something, often for humor or learning.
Example
The comedian’s mimicry of celebrities made the audience laugh.
コメディアンの有名人の模倣で観客を笑わせました。
C1 adjective /məˈlɪɡnənt/

malignant

悪性
Meaning
dangerous or harmful in influence or effect; medically, tending to invade and destroy tissue
Example
Doctors confirmed that the tumor was malignant.
医師はその腫瘍が悪性であることを確認しました。
C1 adjective /ˌmaɪ.krəˈskɑː.pɪk/

microscopic

顕微鏡的
Meaning
Extremely small and only visible with a microscope.
Example
The sample contained microscopic particles.
サンプルには顕微鏡的な粒子が含まれていました。
C1 noun /ˈmɜːrsəˌnɛri/

mercenary

傭兵
Meaning
a professional soldier hired to serve in a foreign army; also used to describe someone motivated solely by money.
Example
The mercenary fought for whoever paid the highest wage.
傭兵は最も高い給料を支払った人のために戦った。
C1 noun /ˌmɪsˈdiːd/

Misdeed

悪行; 不正行為
Meaning
A wicked or illegal act; wrongdoing
Example
He regretted his past misdeeds and tried to make amends.
彼は過去の悪行を後悔し、償いをしようとしました。
C1 noun /məˈtɜːrnəti/

Maternity

母性
Meaning
The state of being a mother; motherhood
Example
The hospital has an excellent maternity ward for new mothers.
その病院は新しい母親のための優れたマタニティ病棟を提供しています。
C1 noun /ˈmɜːrdʒər/

merger

合併
Meaning
The combination of two or more companies into a single entity.
Example
The merger of the two firms created the largest bank in the region.
2社の合併により、地域で最大の銀行が設立されました。
C1 noun /ˈmiːknəs/

Meekness

謙遜
Meaning
The quality of being quiet, gentle, and submissive
Example
His meekness was often mistaken for weakness by his colleagues.
彼の謙遜はしばしば同僚に弱さだと誤解された。
C1 noun /ˈmɒnəʊˌkʌltʃər/

monoculture

モノカルチャー
Meaning
The agricultural practice of growing only one type of crop over a large area and for many consecutive years, which can lead to increased vulnerability to pests and diseases.
Example
Monoculture can lead to soil depletion and increased pest vulnerability.
モノカルチャーは土壌の劣化や害虫への脆弱性の増加を引き起こす可能性があります。
C1 verb /məˈlɛst/

molest

嫌がらせ / 性的虐待
Meaning
to assault or abuse someone, especially in a sexual or physical way
Example
The criminal was arrested for attempting to molest a child.
犯罪者は子供を誘惑しようとしたため逮捕されました。
C1 noun məˈriːn ˈsɜː.veɪ

marine survey

海洋調査
Meaning
A systematic examination of the sea, seabed, and underwater features for the purpose of making maps or gathering other information.
Example
The marine survey identified the ideal cable routes.
海洋調査によって理想的なケーブルルートが特定された。
C1 noun /ˈmɒd.ə.sti/

Modesty

謙虚さ; 謙遜
Meaning
the quality of being humble and not boastful about achievements
Example
Despite his success, he showed great modesty.
成功にもかかわらず、彼は偉大な謙虚さを示しました。
C1 verb /ˈmɑːrdʒɪnəlaɪz/

marginalize

疎外する, 置き去りにする
Meaning
To treat a person or group as unimportant or insignificant.
Example
The policy marginalized minority communities.
政策は少数派コミュニティを疎外しました。
C1 noun/adjective /ˈmɒnəkrəʊm/

monochrome

モノクローム
Meaning
A photograph, painting, or screen image in black and white or varying tones of one color.
Example
The old film was shot entirely in monochrome.
その古い映画は完全にモノクロームで撮影されました。
C1 adjective /ˈmaɪzərli/

miserly

けちな
Meaning
Unwilling to spend money; stingy.
Example
She lived a miserly life, refusing to buy anything new.
彼女はけちな生活を送り、新しいものを買うことを拒んでいた。
C1 noun /ˌmjuːnɪsɪˈpæləti/

municipality

Meaning
a city or town that has its own local government
Example
The municipality is planning to build a new library.
C1 verb məˈnɒp.ə.laɪz

monopolize

独占する
Meaning
Control exclusively, dominate market.
Example
The company tried to monopolize the market.
その会社は市場を独占しようとした。
C1 adjective /ˈmoʊmənˌteri/

momentary

一瞬の
Meaning
Lasting for only a short time.
Example
There was a momentary silence in the room.
部屋の中に一瞬の静けさがあった。
C1 noun /ˌmiːdɪˈeɪʃən/

mediation

仲裁
Meaning
Intervention between parties to promote reconciliation, settlement, or compromise.
Example
The mediation helped resolve the conflict between the two teams.
その仲裁は二つのチーム間の対立を解決するのに役立ちました。
C1 noun /məˈnɒɡəmi/

monogamy

一夫一妻制
Meaning
The practice of being married to or in a relationship with only one person at a time.
Example
Many cultures encourage monogamy as the ideal form of marriage.
多くの文化は一夫一妻制を理想的な結婚形態として奨励しています。
C1 noun /məˈmɛn.toʊ/

memento

記念品
Meaning
An object kept as a reminder of a person, place, or event.
Example
She kept the ticket as a memento of their first concert together.
彼女は最初のコンサートの記念品としてチケットを保存しました。
C1 noun /ˈmɑːrtərdəm/

Martyrdom

殉教
Meaning
The suffering of death on account of adherence to a cause or principle
Example
His martyrdom inspired countless others to join the freedom movement.
彼の殉教は、無数の他の人々を自由運動に参加させるインスピレーションとなった。
C1 adjective ˈmær.ɪ.taɪm

Maritime

海事の
Meaning
Connected with the sea, especially in relation to seafaring commercial or military activity.
Example
Maritime trade enhances the economy.
海上貿易は経済を促進する。
C1 noun /ˈmæl.ɪt/

Mallet

ゴム槌
Meaning
a hammer with a large head, typically made of wood
Example
The carpenter used a rubber mallet to avoid damaging the wood.
大工は木材を傷つけないようゴム槌を使った。
C1 adjective /ˈmɒnstrəs/

Monstrous

非常に大きい; 衝撃的な悪または間違い; 異常または不自然
Meaning
extremely large; shockingly evil or wrong; abnormal or unnatural
Example
The monstrous crime shocked the entire community.
そのモンスターのような犯罪はコミュニティ全体を驚かせました。
C1 verb /mɑːr/

mar

台無しにする
Meaning
to spoil or damage the appearance or quality of something
Example
The scratch will mar the beauty of the painting.
その傷は絵画の美しさを台無しにする。
C1 adjective /ˈmɔːtəl/

Mortal

死すべき運命; 限られた寿命の; 人間
Meaning
subject to death; having a limited lifespan; human
Example
All human beings are mortal and will eventually die.
すべての人間は死すべき運命にあり、最終的に死ぬ。
C1 noun /ˈmævərɪk/

maverick

独立独行の人物
Meaning
An unorthodox or independent-minded person.
Example
The maverick scientist challenged established theories.
独立独行の科学者は確立された理論に挑戦した。
C1 adjective /ˈmeɪkˌʃɪft/

makeshift

即席の
Meaning
used as a temporary substitute; improvised
Example
They used boxes as a makeshift table.
彼らは箱を即席のテーブルとして使った。
C1 verb, noun /mɛʃ/

mesh

メッシュ, 絡ませる
Meaning
To fit or work together properly; or a material made of interlaced threads.
Example
The two gears mesh perfectly to keep the machine running smoothly.
二つの歯車が完璧に噛み合って、機械がスムーズに動く。
C1 noun /ˈmɛrɪɡoʊld/

Marigold

マリーゴールド
Meaning
a bright orange or yellow flower of the daisy family, often used in gardens and ceremonies
Example
The vibrant marigold flowers added a splash of color to the festival decorations.
鮮やかなマリーゴールドの花は、祭りの装飾に色を添えた。
C1 verb /ˈmɒd.jʊ.leɪt/

modulate

調整する
Meaning
To change the strength, tone, or pitch of something; to adjust or regulate.
Example
A good speaker knows how to modulate their voice.
良いスピーカーは、自分の声を調整する方法を知っています。
C1 noun ˈmæŋɡroʊv ˈfɒrɪst

Mangrove Forest

マングローブの森
Meaning
A coastal forest ecosystem characterized by salt-tolerant trees and shrubs that grow in intertidal zones.
Example
Sundarbans is the world's largest mangrove forest.
スンダルバンズは世界最大のマングローブの森です。
C1 noun /ˈmeɪniæk/

maniac

マニア
Meaning
a person who behaves in a wildly foolish, dangerous, or violent way
Example
The driver was speeding like a maniac.
運転手はマニアのようにスピードを出していた。
C1 noun mælˈnʌr.ɪʃ.mənt

malnourishment

栄養失調
Meaning
Lack of proper nutrition, caused by not having enough to eat, not eating enough of the right things, or being unable to use the food that one does eat.
Example
Children in poverty-stricken areas suffer from malnourishment.
貧困地域の子供たちは栄養失調に苦しんでいます。
C1 noun /ˈmʌf.lər/

Muffler

マフラー
Meaning
a long strip of cloth worn around the neck for warmth
Example
She wrapped a warm muffler around her neck before going outside.
彼女は外に出る前に暖かいマフラーを首に巻いた。
C1 noun /ˈmɒnəlɪθ/

monolith

モノリス
Meaning
A large single upright block of stone, or a large, powerful, indivisible organization or system.
Example
The ancient monolith stood in the desert for centuries.
古代のモノリスは何世紀にもわたって砂漠に立っていました。
C1 noun /ˌmæn.ɪ.fɛsˈteɪ.ʃən/

manifestation

表現
Meaning
A visible form or expression of an idea, concept, or feeling; the action of displaying or showing.
Example
His generosity was a manifestation of his kind nature.
彼の寛大さは彼の親切な性格の表現でした。
C1 adjective ˈmer.ɪt beɪst

merit-based

実力主義
Meaning
Based on or determined by individual merit, ability, or achievement rather than other factors.
Example
Merit-based recruitment strengthens the workforce.
実力主義の採用は労働力を強化します。
C1 verb /ˌmɪsˈmænɪdʒ/

mismanage

Meaning
to handle or control something badly or inefficiently
Example
The company went bankrupt because it was mismanaged for years.
C1 verb /ˌmɪsˈkaʊnt/

miscount

間違えて数える
Meaning
To count wrongly or inaccurately.
Example
He miscounted the number of chairs in the hall.
彼はホールの椅子の数を間違えて数えました。
C1 noun /ˈmɪd.waɪf/

midwife

助産師
Meaning
A person, typically a woman, trained to assist women during childbirth.
Example
The midwife stayed with the mother throughout her labor.
助産師は出産中ずっと母親と一緒にいました。
C1 adjective /maɪˈkroʊ.bi.əl/

microbial

微生物の
Meaning
Related to bacteria, fungi, and other microscopic organisms.
Example
Microbial activity in the soil improves fertility.
土壌中の微生物活動は肥沃度を改善します。
C1 verb /ˈmɪŋɡl/

mingle

Meaning
to mix or combine; to move among people and engage socially
Example
Guests mingled at the party, chatting and laughing together.
C1 adverb /ˌmæθəˈmætɪkli/

mathematically

数学的に
Meaning
in a way that relates to mathematics; using numbers, formulas, or logical calculation
Example
The problem can be solved mathematically rather than by guesswork.
その問題は推測ではなく数学的に解決できる。
C1 adjective /ˈmænɪfoʊld/

Manifold

多様な
Meaning
many and of several different types; multiple; various
Example
The project has manifold benefits for the community.
このプロジェクトは地域社会に多様な利益をもたらす。
C1 adjective məˈdʒes.tɪk

Majestic

壮大な
Meaning
Having impressive beauty, dignity, or grandeur; regal and stately in appearance.
Example
The majestic Himalayas stand tall against the sky.
壮大なヒマラヤ山脈は空に向かって高くそびえ立っています。
C1 noun ˌmek.ə.naɪˈzeɪ.ʃən

mechanization

機械化
Meaning
The process of introducing machines or replacing manual labor with machines.
Example
Mechanization has revolutionized agriculture.
機械化は農業に革命をもたらした。
C1 noun /moʊˈzeɪɪk/

mosaic

Meaning
A picture or pattern produced by arranging together small pieces of stone, tile, or glass.
Example
The church ceiling was decorated with a beautiful mosaic.
C1 noun /mɪˈlɛniəm/

millennium

千年紀
Meaning
a period of one thousand years; often used to mark an anniversary
Example
The year 2000 was celebrated as the beginning of a new millennium.
2000年は新しい千年紀の始まりとして祝われました。
C1 noun /ˈmoʊ.tər ˈlɔː.ri/

Motor lorry

トラック
Meaning
a large motor vehicle used for transporting goods; truck
Example
The motor lorry delivered fresh vegetables to the market.
そのモーター車は新鮮な野菜を市場に届けました。
C1 noun /ˈmɒdɪfaɪər/

modifier

修飾語
Meaning
a word or element that changes, limits, or describes the meaning of another word; something that alters or adjusts
Example
In the phrase 'very cold', 'very' is a modifier of 'cold'.
「very cold」という句では、「very」は「cold」を修飾する語です。
C1 adjective ˌmæk.roʊ.iː.kəˈnɒm.ɪk

macroeconomic

マクロ経済的
Meaning
Relating to the large-scale or general economic factors, such as interest rates and national productivity.
Example
Government policies impact macroeconomic stability.
政府の政策はマクロ経済的安定に影響を与える。
C1 noun /ˈmɑːrtər/

Martyr

殉教者
Meaning
A person who is killed because of their religious or political beliefs
Example
He became a martyr for the cause of freedom and democracy.
彼は自由と民主主義のために殉教者となった。
C1 noun məˈnɒp.əl.i

monopoly

独占
Meaning
The exclusive possession or control of the supply of or trade in a commodity or service.
Example
The company has a monopoly on electric car production.
その会社は電気自動車の生産で独占しています。
C1 noun /ˈmɛm.wɑːr/

memoir

回想録
Meaning
A historical account or autobiography written from personal experience.
Example
The author’s memoir details her journey through hardship and success.
著者の回想録は、彼女の苦難と成功の旅路を詳述しています。
C1 noun/adjective /ˈmɪstɪk/

mystic

神秘的な、精神的な探求者
Meaning
relating to mysteries, spirituality, or hidden truths; a person who seeks spiritual insight
Example
The mystic devoted his life to meditation and spiritual discovery.
その神秘的な探求者は瞑想と精神的発見に人生を捧げました。
C1 noun /ˈmaɪzər/

miser

けちん坊
Meaning
A person who hoards wealth and spends as little money as possible.
Example
The old miser refused to donate even a penny to charity.
その古いけちん坊は慈善団体に1ペニーも寄付することを拒否した。
C1 noun /mɔːrˈfɑːlədʒi/

morphology

形態学
Meaning
the study of the form and structure of things, especially in language and biology
Example
Morphology studies the structure of words and how they are formed.
形態学は、単語の構造とその形成方法を研究します。
C1 adjective /moʊv/

mauve

薄紫色
Meaning
a pale purple color with a grayish or bluish tinge
Example
She wore a beautiful mauve dress to the party.
彼女はパーティーで美しい薄紫色のドレスを着ていた。
C1 noun /ˈmɪm.ɪk/

Mimic

模倣者; 模倣する;
Meaning
A person who copies or imitates the actions, speech, or mannerisms of others
Example
The talented mimic could perfectly imitate famous celebrities.
才能ある模倣者は有名人を完璧に模倣できました。
C1 noun /ˈmæn.juˌskrɪpt/

manuscript

手稿
Meaning
a handwritten or typed document, especially a writer’s draft before publication
Example
The author submitted her manuscript to the publisher.
作家は彼女の手稿を出版社に提出しました。
C1 adjective /ˈmɪnəskjuːl/

minuscule

微細
Meaning
extremely small in size or importance
Example
She made only a minuscule contribution to the project.
彼女はプロジェクトにほんのわずかな貢献をしました。
C1 noun /ˈmeɪ.triˌɑːrk/

matriarch

Meaning
A woman who is the head of a family or community.
Example
The matriarch of the family made all important decisions.
C1 adjective /ˈmiːɡər/

meager

乏しい
Meaning
Lacking in quantity or quality; inadequate.
Example
He could barely survive on his meager salary.
彼は乏しい給料でかろうじて生きていけた。
C1 verb, noun /mʊər/

moor

係留する / 荒れ地
Meaning
As a verb: to tie a ship so that it stays in place. As a noun: open, uncultivated land.
Example
The sailors moored the ship at the dock.
水夫たちは船をドックに停泊させました。
C1 noun /məˈræŋ/

meringue

メレンゲ (デザートトッピング)
Meaning
A light dessert topping made from whipped egg whites and sugar.
Example
She decorated the pie with a fluffy meringue topping.
彼女はパイにふわふわのメレンゲを飾った。
C1 noun /meɪl treɪn/

Mail train

郵便列車
Meaning
a train that carries mail and postal packages
Example
The mail train departs every evening to deliver letters across the country.
メール列車は毎晩、国内中に手紙を届けるために出発します。
C1 noun /məˈnɒtəni/

monotony

単調さ
Meaning
Lack of variety and interest; tedious repetition and routine.
Example
Breaking the monotony of everyday life can improve mental health.
日常生活の単調さを打破することは、メンタルヘルスの改善に役立つことがあります。
C1 adjective /ˈmɜːki/

murky

濁った
Meaning
Dark, gloomy, and difficult to see through; obscure.
Example
We avoided swimming in the murky river.
私たちは濁った川で泳ぐのを避けました。
C1 adjective /ˌmer.ɪˈtɔː.ri.əs/

Meritorious

称賛に値する
Meaning
deserving reward or praise; commendable; worthy of recognition
Example
His meritorious service to the community was recognized.
彼の社会への価値ある貢献は認められました。
C1 noun /meɪn/

mane

たてがみ
Meaning
the long hair growing on the neck of a horse, lion, or other animal
Example
The lion shook its thick mane proudly.
ライオンは誇らしげに太いたてがみを揺らした。
C1 noun /ˈmædʒɪstreɪt/

magistrate

裁判官
Meaning
A civil officer who administers the law, often with limited judicial authority.
Example
The magistrate presided over the minor criminal case.
裁判官は軽犯罪の事件を審理しました。
C1 verb, noun /miˈændər/

meander

ぶらぶら歩く
Meaning
to wander aimlessly or follow a winding course
Example
We meandered through the old streets of the city.
私たちは街の古い通りをぶらぶら歩きました。
C1 noun /ˈmæroʊ/

Marrow

骨髄
Meaning
A soft fatty substance in the cavities of bones; the essence of something
Example
The bone marrow produces blood cells in the human body.
骨髄は人体で血液細胞を生成します。
C1 noun /ˌmʌltɪˈplɪsɪti/

multiplicity

多様性
Meaning
A large number or variety of something.
Example
The project faced a multiplicity of challenges.
プロジェクトは多様な課題に直面しました。
C1 noun /ˈmedoʊ/

Meadow

草地
Meaning
A piece of grassland, especially one used for hay
Example
The cows grazed peacefully in the green meadow.
牛は緑の草地で平和に草を食べていた。
C1 verb /ˌmɪsˈriːd/

misread

誤って読む
Meaning
to read something incorrectly or interpret wrongly
Example
He misread the instructions and built the shelf incorrectly.
彼は指示を誤読して棚を間違って作った。
C1 verb /ˈmʌmbəl/

mumble

Meaning
To speak quietly and not clearly so that words are difficult to understand.
Example
He mumbled an apology before leaving.
C1 noun, verb /ˈmæn.deɪt/

mandate

マンダト
Meaning
an official order or command; to give someone authority to act in a certain way
Example
The government issued a mandate to reduce carbon emissions.
政府は炭素排出削減のためのマンダトを発行した。
C1 noun /ˈmæk.rəʊˌnjuː.tri.ənts/

macronutrients

マクロン栄養素
Meaning
Nutrients that are needed in large amounts to provide energy and building materials for the body, including carbohydrates, proteins, and fats.
Example
Proteins, fats, and carbohydrates are vital macronutrients.
タンパク質、脂肪、炭水化物は重要なマクロン栄養素です。
C1 verb /ˈmjuːteɪt/

mutate

突然変異する
Meaning
To change or cause to change in form, nature, or character.
Example
The virus can mutate into a more dangerous strain.
ウイルスはより危険な株にミュートすることができます。
C1 noun /ˌmænɪˈfɛstoʊ/

manifesto

マニフェスト
Meaning
a public declaration of policy and aims, especially by a political party
Example
The party released its manifesto before the election.
党は選挙前にマニフェストを発表した。
C1 noun /maɪt/

mite

ダニ
Meaning
a very small creature, often a tiny arachnid; also used to mean a very small amount
Example
The mattress was infested with dust mites.
マットレスはホコリのダニに感染していました。
C1 verb /ˌmɪsˈpleɪs/

misplace

間違った場所に置く
Meaning
To put something in the wrong location and temporarily lose it.
Example
I often misplace my keys when I am in a hurry.
急いでいるとき、よく鍵を間違った場所に置いてしまいます。
C1 noun /ˈmɪlɪtəˌrɪzəm/

militarism

軍国主義
Meaning
The belief in maintaining a strong military and using it aggressively to defend or promote national interests.
Example
The rise of militarism in the region caused tension among neighboring countries.
地域での軍国主義の台頭は、隣国間の緊張を引き起こしました。
C1 adverb /ˈmɪdweɪ/

Midway

中途; 真ん中で
Meaning
halfway; at or to the middle point
Example
The project is midway through completion.
プロジェクトは完了に向かってミッドウェイにあります。
C1 verb /mɔːl/

maul

傷つける
Meaning
To wound or injure someone by scratching or tearing; to handle roughly.
Example
The bear mauled the camper in the forest.
クマは森の中でキャンパーを傷つけました。
C1 noun /ˈmelənkəli/

Melancholy

メランコリー; 思索的または優しい悲しみ
Meaning
A feeling of pensive sadness; thoughtful or gentle sadness
Example
A deep melancholy settled over him after reading the old letters.
古い手紙を読んだ後、彼は深いメランコリーに包まれました。
C1 noun /mɪkst ɪˈkɒn.ə.mi/

mixed economy

混合経済
Meaning
An economic system where both government and private sector operate together.
Example
Most countries today follow a mixed economy model.
現在、ほとんどの国が混合経済モデルを採用しています。
C1 noun /ˈmeɪsən/

mason

石工
Meaning
a person skilled in building with stone, brick, or concrete
Example
The mason carefully laid the bricks for the new house.
石工は新しい家のために慎重にレンガを積みました。
C1 adjective, verb (past tense/participle of mire) /ˈmaɪərd/

mired

困難な状況に巻き込まれる
Meaning
Trapped or entangled in something, typically a difficult situation.
Example
The politician was mired in scandal.
その政治家はスキャンダルに巻き込まれていた。
C1 adjective /ˈmæn.əd/

mannered

不自然な / 気取った
Meaning
Having or showing a particular manner, especially an artificial or affected one.
Example
The actor’s performance was too mannered to feel natural.
俳優の演技はやりすぎて、自然には見えなかった。
C1 noun /ˈmɒnəˌlɒɡ/

monologue

モノローグ
Meaning
A long speech by one person, often in a play or performance.
Example
The actor delivered a powerful monologue on stage.
俳優はステージで力強いモノローグを披露しました。
C1 noun /maɪm/

Mime

パントマイム; パントマイムの俳優
Meaning
A performer who acts without words, using only gestures and body movements
Example
The street mime entertained the crowd with his invisible box routine.
ストリートマイムは、見えない箱のルーチンで群衆を楽しませました。
C1 noun /ˈmænəˌrɪzəm/

Mannerism

Meaning
A habitual gesture or way of speaking or behaving; an idiosyncrasy
Example
His constant throat clearing had become an annoying mannerism.
彼の絶え間ない喉の清掃は迷惑な癖になっていた。
C1 noun /ˈmʌs.tərd siːdz/

Mustard seeds

マスタードシード
Meaning
small round seeds from the mustard plant, used as a spice and for making mustard condiment
Example
Mustard seeds are often tempered in hot oil to release their nutty flavor before adding to dishes.
マスタードシードは、料理に加える前に、そのナッツのような風味を引き出すために熱い油で炒められることがよくあります。
C1 adjective /məˈtɪk.jə.ləs/

meticulous

非常に注意深く、詳細に正確に
Meaning
Extremely careful and precise in attention to detail
Example
A meticulous researcher checks every detail before publishing.
慎重な研究者は、公開する前にすべての詳細を確認します。
C1 adjective /maɪˈɑːpɪk/

myopic

近視的な、視野が狭い
Meaning
lacking foresight or long-term perspective; also refers to nearsightedness
Example
The company’s myopic strategy led to long-term losses.
その会社の近視的な戦略は、長期的な損失を招いた。
C1 noun /ˈmæɡnɪtuːd/

Magnitude

規模; 大きさ; 重要性
Meaning
The great size or extent of something; importance
Example
The magnitude of the earthquake was measured at 7.5 on the Richter scale.
地震のマグニチュードはリヒタースケールで7.5に測定されました。
C1 noun /mɪˈtrɒp.ə.lɪs/

Metropolis

大都市
Meaning
A very large city, especially the main city of a country or region
Example
New York is a bustling metropolis with millions of residents.
ニューヨークは数百万の住民が住む賑やかな大都市です。
C1 noun ˈmɪl.ɪ.tər.i ɪnˈkɜː.ʃən

military incursion

軍事侵入
Meaning
A sudden armed attack or invasion by military forces into a territory.
Example
The military incursion caused widespread devastation.
軍事侵入は広範囲にわたる破壊を引き起こしました。
C1 noun /ˈmɔːr.ɡɪʤ/

Mortgage

住宅ローン
Meaning
a legal agreement by which a bank lends money to buy property
Example
They took out a mortgage to buy their first house.
彼らは最初の家を買うために住宅ローンを組みました。
C1 verb, noun /mjuːz/

muse

Meaning
to think deeply about something; a source of inspiration, especially for an artist or writer
Example
She sat by the window to muse about her future.
C1 noun /ˈmæntl̩/

mantle

マント, 責任
Meaning
A cloak or covering; also the layer of the earth between the crust and the core.
Example
The leader assumed the mantle of responsibility.
リーダーは責任の重みを担った。
C1 verb /mɪns/

mince

みじん切りにする
Meaning
to cut into very small pieces; to walk with short quick steps
Example
She minced the garlic for the recipe.
彼女はレシピのためにニンニクをみじん切りにした。
C1 noun ˌmɪt.ɪˈɡeɪ.ʃən

mitigation

緩和
Meaning
The action of reducing the severity, seriousness, or painfulness of something.
Example
Mitigation of climate change requires collective effort.
気候変動の緩和には共同の努力が必要です。
C1 noun /ˌmaʊntəˈnɪə/

mountaineer

登山者
Meaning
A person who climbs mountains as a sport or profession.
Example
The mountaineer reached the summit after a long climb.
登山者は長い登山の後、頂上に到達しました。
C1 noun, verb /məˈnuː.vər/

maneuver

Meaning
a planned or skillful movement or action; to move skillfully or carefully
Example
The pilot maneuvered the plane through the storm.
C1 noun /ˈmɒŋ.ɡuːs/

Mongoose

マングース
Meaning
a small carnivorous mammal known for its ability to kill venomous snakes
Example
The mongoose quickly attacked the cobra to protect its young.
マングースは子供たちを守るためにコブラを素早く攻撃しました。
C1 noun /ˈmɛdli/

medley

メドレー
Meaning
A mixture of different things, especially musical tunes combined together.
Example
The band played a medley of popular songs.
バンドは人気のある曲のメドレーを演奏しました。
C1 adjective /məˈnɒtənəs/

Monotonous

単調な; 退屈な; 繰り返しの
Meaning
lacking in variety; tediously unvarying; boring and repetitive
Example
The monotonous sound of the rain made everyone feel sleepy.
雨の単調な音がみんなを眠くさせた。
C1 adjective /məˈkɑː.brə/

Macabre

恐ろしい
Meaning
disturbing because concerned with death; gruesome and horrifying
Example
The horror movie had a macabre atmosphere.
ホラー映画には恐ろしい雰囲気がありました。
C1 noun /mæɡˈnɪfɪsəns/

magnificence

壮麗
Meaning
splendor, grandeur, or impressive beauty
Example
The magnificence of the palace left everyone speechless.
宮殿の壮麗さに誰もが言葉を失った。
C1 adjective /ˈmæliəbl̩/

malleable

柔軟な
Meaning
Easily shaped or influenced; capable of being bent or adapted.
Example
Gold is a highly malleable metal used in jewelry.
金は非常に柔軟な金属で、ジュエリーに使用されます。
C1 adjective /ˈmeʒ.ər.ə.bəl/

Measurable

測定可能な; 定量的な
Meaning
able to be measured; quantifiable
Example
The project's success was measurable by increased sales.
プロジェクトの成功は売上の増加で測定可能でした。
C1 noun /ˈmaɪlɪdʒ/

mileage

燃費
Meaning
The distance traveled in miles, or the fuel efficiency of a vehicle.
Example
This car gives excellent mileage on highways.
この車は高速道路で優れた燃費を提供します。
C1 adjective /ˈməʊltən/

molten

溶けた
Meaning
Made into liquid by heat; melted.
Example
The blacksmith poured molten metal into the mold.
鍛冶屋は型に溶けた金属を注ぎました。
C1 adjective, verb /muːt/

moot

Meaning
Adjective: subject to debate or irrelevant. Verb: to suggest an idea for discussion.
Example
The issue of funding became a moot point after the project was canceled.
C1 noun /ˌmɛrɪˈtɒkrəsi/

meritocracy

メリトクラシー
Meaning
A system in which advancement is based on individual ability or achievement.
Example
In a true meritocracy, the most capable people rise to leadership positions.
真のメリトクラシーでは、最も有能な人々がリーダーシップの地位に上がります。