B2 noun ˌɪn.tɪˈɡreɪ.ʃən

integration

統合。統一。

Meaning

The action or process of integrating; the process of combining or adding parts to make a unified whole.

Example

Integration of networks will improve global communication.

ネットワークの統合は、グローバルなコミュニケーションを改善します。

B2 noun /ɪnˈsaɪdə/

insider

インサイダー

Meaning

a person within a group or organization who has access to confidential information

Example

He was an insider who knew all the company's secrets.

彼は会社のすべての秘密を知っているインサイダーでした。

B2 adjective /ˈɪmpæktfʊl/

impactful

インパクトがある

Meaning

Having a major impact or effect; powerful and forceful.

Example

Her impactful speech moved the audience to take action.

彼女のインパクトのあるスピーチは、聴衆を行動に駆り立てた。

B2 verb /ɪnˈkwaɪər/

inquire

尋ねる

Meaning

to ask; to investigate

Example

She inquired about the job opening.

彼女は仕事の募集について尋ねました。

B2 adjective /ˈaɪsi/

Icy

氷のような; 非常に冷たい; 敵対的

Meaning

extremely cold; covered with ice; unfriendly or hostile

Example

The icy wind made everyone shiver.

氷のような風が皆を震えさせた。

B2 verb /ɪnˈflɪkt/

inflict

加える

Meaning

to cause something unpleasant or painful to be suffered by someone or something

Example

The storm inflicted considerable damage to the city.

嵐は都市にかなりの被害を与えました。

B2 noun /ɪnˈtɒlərəns/

intolerance

不寛容

Meaning

unwillingness to accept or endure beliefs, behaviors, or conditions different from one's own

Example

The leader was criticized for his intolerance toward other religions.

リーダーは他の宗教に対する不寛容さで批判されました。

B2 noun /ˌɪnəˈbɪləti/

inability

無能

Meaning

the state of being unable to do something

Example

His inability to make decisions affected his career.

彼の意思決定の無能さは彼のキャリアに影響を与えた。

B2 adjective /ɪnˈdɪf.ər.ənt/

indifferent

無関心

Meaning

having no particular interest or concern; not caring one way or another

Example

She was indifferent to the outcome of the match.

彼女は試合の結果に無関心だった。

B2 verb /ˌɪntərˈfɪər/

interfere

幸せ

Meaning

to become involved in something that is not your concern; to hinder or obstruct

Example

Parents should not interfere in their children’s personal choices.

彼女は賞を受け取ったとき、自分の幸せを隠すことができませんでした。

B2 adverb /ɪmˈpɔːtəntli/

importantly

重要な方法で

Meaning

in a way that is of great significance or value

Example

Importantly, the report highlights the need for immediate action.

重要な方法で、報告書は即時の行動の必要性を強調しました。

B2 adjective /ˌɪnsəˈfɪʃənt/

insufficient

不十分

Meaning

Not enough; inadequate.

Example

His explanation was insufficient to clear the confusion.

彼の説明は混乱を解消するには不十分でした。

B2 noun /ˈɪn.vɔɪs/

Invoice

請求書

Meaning

a list of goods sent or services provided, with a statement of the sum due for these

Example

The company sent an invoice for the office supplies delivered last week.

会社は先週配送されたオフィス用品の請求書を送付しました。

B2 verb /ɪnˈspekt/

inspect

検査する

Meaning

to examine something carefully to check for problems or faults

Example

The engineer will inspect the building for structural damage.

エンジニアは建物の構造的な損傷を検査します。

B2 adjective /ɪnˈfɔːrmətɪv/

Informative

有益な

Meaning

giving or providing useful information; educational; instructive

Example

The documentary was very informative and educational.

そのドキュメンタリーはとても有益で教育的でした。

B2 adjective /ˌɪnstɪˈtjuːʃənl/

institutional

制度的

Meaning

Relating to an organization or established practice.

Example

The government made several institutional reforms in education.

政府は教育においていくつかの制度的改革を実施しました。

B2 verb /ɪnˈdʒɛkt/

inject

注射する

Meaning

To introduce a substance, especially a drug, into the body using a needle.

Example

The nurse will inject the vaccine into the patient's arm.

看護師は患者の腕にワクチンを注射します。

B2 verb /ɪnˈsɜːrt/

insert

挿入する

Meaning

to put or place something into something else

Example

Please insert the key into the lock.

鍵をロックに挿入してください。

B2 noun /ɪnˈtɛnt/

intent

意図

Meaning

the purpose or reason behind an action; a strong determination to do something

Example

Her intent was to improve the quality of education in the community.

彼女の意図はコミュニティの教育の質を向上させることでした。

B2 adjective /ˌɪntəˈpɜːsənl/

interpersonal

対人

Meaning

Relating to relationships or communication between people.

Example

He has excellent interpersonal skills and gets along well with others.

彼は優れた対人スキルを持っており、他の人とうまくやっていきます。

B2 noun /ˌɪnsɪˈkjʊərɪti/

insecurity

不安感

Meaning

lack of confidence or assurance; a state of uncertainty or vulnerability

Example

Her insecurity made her doubt her abilities despite her experience.

彼女の不安感は彼女に自分の能力を疑わせた。

B2 verb /ɪmˈpoʊz/

impose

課す

Meaning

to force someone to accept something; to establish or apply by authority

Example

The government imposed new taxes on luxury goods.

政府は高級品に新しい税を課した。

B2 noun ˌɪn.fləˈmeɪ.ʃən

inflammation

炎症

Meaning

A localized physical condition in which part of the body becomes reddened, swollen, hot, and often painful.

Example

Chronic inflammation can lead to severe diseases.

慢性炎症は重篤な疾患を引き起こす可能性があります。

B2 adjective /ɪˈmɒrəl/

immoral

不道徳な

Meaning

Not conforming to accepted standards of morality; unethical or wicked.

Example

He was fired for his immoral behavior.

彼は不道徳な行動で解雇されました。

B2 noun /ˈɪn.flu.ən.sər/

Influencer

インフルエンサー, 商品を勧める人

Meaning

A person with the ability to influence potential buyers of a product or service by promoting or recommending the items on social media.

Example

Social media influencers shape consumer preferences.

ソーシャルメディアのインフルエンサーは消費者の好みを形作っています。

B2 noun /ˈɪntərvəl/

interval

インターバル

Meaning

a period of time between two events or points; a pause or break in activity

Example

There was a short interval between the two performances.

二つの公演の間には短いインターバルがありました。

Meaning

to conclude or deduce something from evidence and reasoning rather than from explicit statements

Example

From his silence, I inferred that he was not happy with the decision.

B2 adjective /ˌɪnkənˈsɪstənt/

inconsistent

一貫性がない

Meaning

Not staying the same throughout; lacking harmony or regularity.

Example

His answers were inconsistent and confusing.

彼の答えは一貫性がなく、混乱を招いた。

B2 adjective /ˌɪd.iˈɒt.ɪk/

Idiotic

愚か

Meaning

extremely stupid; foolish; senseless

Example

His idiotic behavior embarrassed everyone at the meeting.

彼の愚かな行動は会議でみんなを困らせた。

B2 noun /ɪnˌtɜːrprəˈteɪʃən/

interpretation

解釈

Meaning

the action of explaining the meaning of something

Example

The teacher gave her own interpretation of the poem.

教師は詩の自分の解釈を示しました。

B2 adjective + noun aɪˈdiːəl ɪnˈvaɪrənmənt

ideal environment

理想的な環境

Meaning

Perfect or most suitable conditions for growth or development

Example

Winter creates an ideal environment for vegetable growth.

冬は野菜の成長に理想的な環境を作り出します。

B2 verb /ˈɪmɪɡreɪt/

immigrate

移住する

Meaning

to come to live permanently in a foreign country

Example

He immigrated to Canada five years ago.

彼は5年前にカナダに移住しました。

B2 adjective /ɪˈmædʒ.ɪ.nər.i/

Imaginary

想像上の; 虚構の; 現実でない

Meaning

existing only in imagination; not real; fictional

Example

The child had an imaginary friend who she talked to every day.

その子は毎日話す想像上の友達がいました。

B2 adjective /ɪˈrɪˌspɑn.sə.bəl/

Irresponsible

無責任

Meaning

lacking a sense of responsibility; careless

Example

It was irresponsible of him to leave without telling anyone.

彼が誰にも言わずに去ったのは無責任だった。

B2 noun /ˈɪm.pʌls/

Impulse

衝動; 突然の欲求

Meaning

a sudden strong and unreflective urge or desire to act; a driving force or motivation

Example

She bought the expensive dress on impulse and later regretted the purchase.

彼女は衝動で高価なドレスを買い、後でその購入を後悔しました。

B2 noun ˌɪn.təˈven.ʃən

intervention

介入

Meaning

The action or process of intervening; involvement in a situation to improve or help it.

Example

The intervention of the UN was crucial in resolving the conflict.

国連の介入は紛争を解決する上で重要だった。

B2 noun ˌɪm.plɪˈkeɪ.ʃən

implication

含意

Meaning

A conclusion that can be drawn from something although it is not explicitly stated; a likely consequence.

Example

The implication of climate change is severe.

気候変動の含意は深刻です。

B2 noun /ˈɪntərfeɪs/

interface

インターフェイス

Meaning

a point where two systems, subjects, or organizations meet and interact

Example

The user interface is designed to be intuitive and user-friendly.

ユーザーインターフェイスは直感的で使いやすく設計されています。

B2 noun /ˌɪn.dɪˈkeɪ.ʃən/

Indication

指示; 合図

Meaning

a sign or piece of information that indicates something; a suggestion or hint

Example

The dark clouds were a clear indication that a storm was approaching the area.

暗い雲は嵐がその地域に近づいていることを示す明確な指示でした。

B2 noun /ɪˈluː.ʒən/

Illusion

幻想

Meaning

a thing that is or is likely to be wrongly perceived or interpreted; a false idea or belief

Example

The magician created a spectacular illusion that made the elephant appear to vanish.

魔術師は壮観な幻想を作り、象が消えるように見えました。

B2 verb /ɪmˈplaɪ/

imply

暗示する

Meaning

To suggest something without directly stating it.

Example

Her tone seemed to imply that she was upset.

彼女の口調は、彼女が怒っていることを示唆しているようでした。

B2 verb /ɪnˈveɪd/

invade

侵入する

Meaning

to enter a place or country forcefully, especially as an enemy

Example

The army invaded the neighboring country.

軍隊は隣国に侵入しました。

B2 adjective /ɪnˈkluːsɪv/

inclusive

包括的

Meaning

Including all the services, facilities, or items normally expected or required; not excluding any section of society or any party involved.

Example

Inclusive growth benefits all sections of society.

包括的な成長は、社会のすべての層に利益をもたらします。

B2 noun ɪnˌdʌstrɪəlaɪˈzeɪʃən

industrialization

産業化

Meaning

The development of industries in a country or region on a wide scale.

Example

Industrialization changed the global economy dramatically.

産業化は世界経済を劇的に変えました。

B2 adjective /ɪˈmætʃʊr/

Immature

未熟; 完全に発達していない; 子供っぽい

Meaning

not fully developed; lacking emotional or intellectual development; childish

Example

His immature behavior during the meeting disappointed everyone.

会議中の彼の未熟な行動は、皆を失望させました。

B2 adjective /ɪˈmædʒɪnəbl/

imaginable

想像できる

Meaning

Capable of being imagined or conceived.

Example

They offered every imaginable type of food at the festival.

彼らはフェスティバルであらゆる想像できるタイプの食べ物を提供しました。

B2 noun /ˌaɪ.səˈleɪ.ʃən/

Isolation

隔離

Meaning

the process or fact of isolating or being isolated; separation from other people or things

Example

The patient was kept in isolation to prevent the spread of the infectious disease.

患者は感染症の拡大を防ぐために隔離されました。

B2 noun /ˈɪnvənˌtɔːri/

inventory

インベントリ

Meaning

A complete list of items, such as goods in stock or property.

Example

The shopkeeper checked the inventory before opening the store.

店主は店を開店する前にインベントリを確認しました。

B2 noun /ɪsˈlɑːm/

islam

イスラム教

Meaning

the religion founded by the Prophet Muhammad, based on belief in one God (Allah)

Example

Islam emphasizes peace, justice, and compassion.

イスラム教は平和、正義、そして慈悲を強調します。

B2 noun /ˌɪmpərˈfɛkʃən/

imperfection

不完全

Meaning

a flaw, defect, or weakness; the state of being imperfect

Example

She accepted her imperfection as part of being human.

彼女は人間であることの一部として自分の不完全さを受け入れた。

B2 verb /ˌɪntərˈviːn/

intervene

介入する

Meaning

To come between people, groups, or events, often to prevent conflict or improve a situation.

Example

The teacher had to intervene to stop the fight between the students.

教師は生徒たちの間で喧嘩を止めるために介入しなければならなかった。

B2 noun ˌɪntəˈlektʃuəlz

intellectuals

知識人

Meaning

People possessing a highly developed intellect; scholars or academics.

Example

Intellectuals protested against the dominance.

知識人は支配に反対した。

B2 adjective /ɪmˈprɒp.ər/

Improper

不適切な; 不正確な; 不適当な

Meaning

inappropriate; incorrect; not suitable

Example

It would be improper to discuss personal matters in a business meeting.

ビジネス会議で個人的な事柄を議論するのは不適切です。

B2 noun ˌɪmplɪmenˈteɪʃən

implementation

実行

Meaning

The process of putting a decision or plan into effect; execution.

Example

Proper implementation of policies is crucial.

方針の適切な実行は重要です。

B2 noun ɪnˈdʒʌstɪs

injustice

不正義

Meaning

Lack of fairness or justice; the practice of being unjust or unfair.

Example

The story portrays the injustices faced by the common people.

物語は一般の人々が直面する不正義を描いています。

B2 noun ˈɪnər strɛŋkθ

inner strength

内面の強さ

Meaning

Mental or spiritual power that helps a person cope with difficulties.

Example

Community service fosters inner strength in individuals.

コミュニティサービスは個人に内面的な強さを育む。

B2 noun /ˈaɪkɒn/

icon

アイコン, 象徴

Meaning

A person or thing regarded as a symbol of something, or a graphic symbol on a screen.

Example

The singer became a cultural icon.

その歌手は文化的なアイコンとなった。

B2 noun /ɪnˈventər/

inventor

発明家

Meaning

a person who creates or designs something new, especially a device, method, or process

Example

The inventor patented her new medical device.

その発明家は新しい医療機器の特許を取得した。

B2 noun /ˈɪɡ.nər.əns/

Ignorance

無知

Meaning

lack of knowledge or information; the state of being uninformed about something

Example

His ignorance about basic computer skills made it difficult for him to find a job.

基本的なコンピュータースキルに関する彼の無知は、彼が仕事を見つけるのを難しくしました。

B2 verb /ɪtʃ/

itch

かゆみ

Meaning

to feel an urge to scratch; to have a restless desire

Example

My skin itches from the mosquito bites.

蚊に刺されて肌がかゆいです。

B2 noun ˌɪn.əˈveɪ.ʃən

innovation

革新

Meaning

The action or process of innovating; a new method, idea, product, etc.

Example

Innovation drives solutions to global challenges.

革新は世界的な課題への解決策を促進します。

B2 adjective /ˈɪmɪnənt/

imminent

差し迫った

Meaning

About to happen; likely to occur very soon.

Example

Dark clouds signaled that a storm was imminent.

暗い雲は嵐が迫っていることを示していた。

B2 verb /ɪmˈpoʊzd/

imposed

課す

Meaning

forced something to be accepted or put in place

Example

The government imposed new regulations on the industry.

政府は産業に新しい規制を課した。

B2 adverb /aɪˈrɒnɪkli/

ironically

皮肉にも

Meaning

in a way that is contrary to what is expected or intended

Example

Ironically, the fire station burned down.

皮肉にも、消防署が焼け落ちた。

B2 adjective /ɪˈmjuːn/

immune

免疫の

Meaning

protected from disease or from the effects of something

Example

Children who are vaccinated are immune to many diseases.

予防接種を受けた子供たちは多くの病気に免疫があります。

B2 adjective /ˌɪnəˈproʊpriət/

inappropriate

不適切

Meaning

not suitable or proper in the circumstances

Example

It was inappropriate to talk loudly in the library.

図書館で大声で話すのは不適切でした。

B2 verb /ɪnˈkɔːrpəreɪt/

incorporate

組み込む

Meaning

to include something as part of a whole; to form a corporation

Example

The new design incorporates advanced technology.

新しいデザインは先進技術を組み込みます。

B2 noun /ɪnˈvɛstɪˌɡeɪtər/

investigator

幸福

Meaning

a person who carries out a formal inquiry or investigation

Example

The investigator gathered evidence from the crime scene.

彼女は賞を受け取ったとき、自分の幸福を隠すことができませんでした。

B2 verb /ˈɪl.ə.streɪt/

illustrate

説明する

Meaning

to explain or make something clear by using examples, pictures, or comparisons

Example

The teacher used diagrams to illustrate the concept.

先生はその概念を説明するために図を使いました。

B2 noun /ˈaɪrəni/

irony

皮肉

Meaning

a situation that is strange or amusing because it is the opposite of what is expected; the use of words to convey the opposite meaning

Example

The irony of the situation was that the winner forgot his own prize.

その状況の皮肉は、勝者が自分の賞を忘れたことでした。

B2 adjective /ɪnˈklaɪnd/

inclined

傾向がある

Meaning

having a tendency or disposition toward something

Example

He is inclined to help those in need.

彼は困っている人々を助ける傾向がある。

B2 adjective aɪˈkɒnɪk

iconic

象徴的な

Meaning

Very famous or popular, especially being considered to represent particular opinions or a particular time.

Example

The line "It was the best of times..." is iconic.

"それは最良の時代だった…"というセリフは象徴的です。

B2 noun /ˈɪnfənt/

infant

乳児

Meaning

A very young child or baby.

Example

The infant was sleeping peacefully in the cradle.

乳児はゆりかごで静かに眠っていました。

B2 noun /ˌɪnstəˈbɪləti/

instability

不安定

Meaning

lack of stability or balance; tendency to change, fail, or collapse easily

Example

Political instability has slowed economic growth in the region.

政治的な不安定さが地域の経済成長を遅らせた。

B2 noun /ˈɪdɪət/

idiot

バカ

Meaning

a person who acts in a way that is considered very stupid or foolish

Example

He acted like an idiot at the party last night.

彼は昨晩のパーティーでイディオットのように振る舞った。

B2 adjective /aɪˈdentɪkəl/

Identical

同一の; 全く同じ

Meaning

exactly the same; not different in any way

Example

The twins look completely identical to each other.

双子は完全に同じに見えます。

B2 adjective, noun /ɪzˈreɪli/

israeli

イスラエルの

Meaning

relating to Israel or its people; a person from Israel

Example

She works for an Israeli company.

彼女はイスラエルの会社で働いています。

B2 adjective /ɪnˈstrʌkʃənəl/

instructional

教育的な

Meaning

providing knowledge or information; intended to teach

Example

The website offers many instructional videos for beginners.

このウェブサイトは初心者向けに多くの教育的なビデオを提供しています。

B2 adjective ˈɪn.tɪ.ɡreɪ.tɪd

integrated

統合された

Meaning

Combining or coordinating separate elements so as to provide a harmonious, interrelated whole.

Example

Integrated systems optimize efficiency.

統合されたシステムは効率を最適化します。

B2 adjective ˈɪn.tɪ.ɡrəl

integral

不可欠

Meaning

Necessary to make a complete whole; essential or fundamental.

Example

Exercise is an integral part of a healthy lifestyle.

運動は健康的なライフスタイルの不可欠な部分です。

B2 adjective /ɪnˈsɛnsətɪv/

insensitive

無神経な

Meaning

Showing or feeling no concern for others' feelings.

Example

His insensitive comment hurt her deeply.

彼の無神経なコメントは彼女を深く傷つけました。

B2 noun /ɪnˈspekʃən/

inspection

検査

Meaning

a careful examination of something, especially to check that it is correct or safe

Example

The building passed the safety inspection last week.

その建物は先週、安全検査に合格しました。

B2 adjective ˌɪnɪˈfɛktɪv

ineffective

効果がない

Meaning

Not producing any significant or desired effect; not achieving the intended result.

Example

Rote learning often proves to be ineffective.

暗記学習はしばしば効果がないことが証明されます。

B2 adjective /ˌɪnfluˈenʃəl/

Influential

影響力のある; 強力な

Meaning

having great influence on someone or something; powerful; persuasive

Example

She is an influential leader in the community.

彼女はコミュニティの中で影響力のあるリーダーです。

B2 adjective /ɪnˈfɪə.ri.ər/

inferior

劣等

Meaning

Of lower quality, rank, or status.

Example

This material is inferior to the one we used before.

この素材は以前使ったものより劣っています。

B2 noun ˈɪn.deks

index

インデックス

Meaning

An alphabetical list of names, subjects, etc. with references to the places where they occur, typically found at the end of a book; a sign or measure of something.

Example

An index organizes critical data.

インデックスは重要なデータを整理します。

B2 noun /ɪnˈtɛnsəti/

intensity

強度

Meaning

The quality of being extreme, strong, or forceful in degree.

Example

The intensity of the storm frightened the villagers.

嵐の強度は村人たちを驚かせた。

B2 adverb /ɪmˈpɒlɪtli/

impolitely

無礼に

Meaning

in a rude or discourteous manner; without showing respect or proper manners

Example

He spoke impolitely to the waiter despite the polite service.

丁寧なサービスにもかかわらず、彼は無礼にウェイターに話した。

B2 adjective /ɪnˈvɪz.ə.bəl/

Invisible

見えない

Meaning

unable to be seen; not visible to the eye

Example

The bacteria are invisible without a microscope.

細菌は顕微鏡なしでは見えません。

B2 noun /ɪnˈtɪəriər/

interior

インテリア

Meaning

the inside part of something; inner area of a place or object

Example

The interior of the hotel was beautifully decorated.

ホテルのインテリアは美しく装飾されていました。

B2 adjective /aɪˈrɒnɪk/

ironic

皮肉な、風刺的な

Meaning

happening in the opposite way to what is expected, often amusing or sarcastic

Example

It is ironic that the fire station burned down.

消防署が焼けるのは皮肉です。

B2 verb /ɪnˈtɛnsɪfaɪ/

intensify

強化する

Meaning

To make something stronger, more extreme, or more forceful.

Example

The storm is expected to intensify overnight.

嵐は夜通し強くなると予想されています。

B2 noun /ˌɪntərˈfɪərəns/

interference

干渉

Meaning

the action of interfering with something

Example

The radio signal was disrupted due to interference from nearby electronics.

近くの電子機器からの干渉で、ラジオ信号が途絶えました。

B2 verb /ˈɪr.ɪ.teɪt/

irritate

イライラさせる

Meaning

To make someone annoyed or angry; to cause discomfort or inflammation.

Example

Rubbing your eyes can irritate them.

目をこすると、それが刺激になることがあります。

B2 noun ˌɪnɪˈkwɒlɪti

inequality

不平等

Meaning

Difference in size, degree, circumstances, etc.; lack of equality.

Example

The theme of inequality is prominent throughout the story.

不平等のテーマは物語全体にわたって顕著です。

B2 adjective /ɪnˈækjərət/

Inaccurate

不正確; 間違っている; 誤り

Meaning

not correct; containing errors; wrong

Example

The weather forecast was inaccurate yesterday.

昨日の天気予報は不正確でした。

B2 verb /ɪnˈstrʌkt/

instruct

指示する

Meaning

to teach; to give directions

Example

The teacher instructed the students carefully.

先生は生徒に注意深く指示しました。

B2 adjective /ɪmˈpɜːrfɪkt/

imperfect

不完全

Meaning

Not perfect; having faults or flaws.

Example

The painting was beautiful despite being imperfect.

その絵は美しかったが、完璧ではなかった。

B2 adverb /ˌɪndəˈrɛktli/

indirectly

間接的に

Meaning

in a way that is not direct; through an intermediate means or influence

Example

The policy affected small businesses indirectly.

その政策は中小企業に間接的に影響した。

B2 verb /ɪnˈhæbɪt/

inhabit

住む

Meaning

to live in; to occupy as a dwelling

Example

Many animals inhabit the forest.

多くの動物が森に住んでいます。

B2 verb /ˈɪntɪɡreɪt/

integrate

統合する

Meaning

To combine or bring together into a unified whole.

Example

The new system integrates data from multiple sources.

新しいシステムは複数のソースからデータを統合します。

B2 adjective /ɪmˈplɪsɪt/

implicit

暗黙の

Meaning

Suggested or understood without being directly stated.

Example

Her trust in him was implicit.

彼女の彼に対する信頼は暗黙のものでした。