Vocabulary Cards
1020 cards available.
C1 adjective
irate
激怒した
Meaning
Extremely angry.
Example
The customer became irate after waiting for hours.
C2 noun
ire
怒り, 激怒
Meaning
intense anger or rage
Example
The new policy provoked the ire of the employees.
C2 noun
iridescence
虹色の輝き
Meaning
a play of lustrous, changing colors like those of a rainbow
Example
The butterfly's wings shimmered with iridescence.
C2 adjective
iridescent
虹色の
Meaning
showing luminous colors that seem to change when seen from different angles
Example
She wore an iridescent dress that sparkled in the light.
A2 adjective/noun
irish
幸福
Meaning
relating to Ireland, its people, or its language
Example
The Irish countryside is very beautiful.
C2 verb
irk
苛立たせる
Meaning
to annoy or irritate someone
Example
It irks me when people are late without calling.
C1 adjective
irksome
迷惑的
Meaning
annoying or irritating
Example
Waiting in a long line is one of the most irksome tasks.
A2 noun/verb
iron
鉄 / アイロン
Meaning
a strong, hard metal used in construction; also to press clothes with heat
Example
He used an iron to smooth his shirt.
C1 adjective
ironclad
鉄壁の
Meaning
impossible to change, break, or dispute; very strong and firm
Example
The company had an ironclad contract with its suppliers.
B2 adjective
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.
B2 adjective
ironical
皮肉な
Meaning
expressing irony; having the nature of irony
Example
Her ironical tone made everyone uncomfortable.
B2 adverb
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.
C2 noun
Ironwood
アイアンウッド
Meaning
a hard, dense wood from various trees; also the tree itself that produces small flowers
Example
The ironwood tree blooms with tiny white flowers.
B2 noun
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.
C2 noun
irradiance
放射輝度
Meaning
the quality of shining brightly; the intensity of light falling on a surface
Example
The irradiance of the sun at noon was overwhelming.
C2 verb
irradiate
照射する
Meaning
to shine light on something; to expose to radiation; to illuminate or brighten
Example
The scientist used a lamp to irradiate the sample.
C2 adjective
irradicable
根絶不可能な
Meaning
not able to be eradicated; impossible to destroy or remove completely
Example
The love of a mother for her child is irradicable.
C1 adjective
irrational
非合理的
Meaning
not logical or reasonable; lacking clear thought
Example
His fear of the dark was completely irrational.
C1 noun
irrationality
非合理性, 非論理性, 不合理
Meaning
The quality of being illogical or unreasonable; lack of rational thought.
Example
His decision was driven by complete irrationality.
C2 adjective
irreconcilable
和解できない
Meaning
impossible to make compatible or bring into harmony; unable to resolve differences
Example
The couple separated due to irreconcilable differences.
C2 adjective
irreducible
不可約
Meaning
impossible to reduce or simplify further
Example
The fraction 3/7 is irreducible.
C2 adjective
irrefragable
反論できない
Meaning
Impossible to refute, deny, or break
Example
The lawyer presented irrefragable evidence that proved his client’s innocence.
C2 adjective
irrefrangible
侵害できない
Meaning
Not to be broken, violated, or infringed
Example
The constitution guarantees certain irrefrangible rights to every citizen.
C1 adjective
Irrefutable
反論できない
Meaning
impossible to deny or disprove; undeniable
Example
The evidence against him was irrefutable.