Vocabularies

English Vocabulary Dictionary | Word Meanings, Definitions & Examples

noun
/ɪˈreɪdiəns/

the quality of shining brightly; the intensity of light falling on a surface

"The irradiance of the sun at noon was overwhelming."

verb
/ɪˈreɪdieɪt/

to shine light on something; to expose to radiation; to illuminate or brighten

"The scientist used a lamp to irradiate the sample."

adjective
/ɪˈrædɪkəbəl/

not able to be eradicated; impossible to destroy or remove completely

"The love of a mother for her child is irradicable."

adjective
/ɪˈræʃənəl/

not logical or reasonable; lacking clear thought

"His fear of the dark was completely irrational."

irrationality definition card — visual illustration of the meaning
noun
ɪˌræʃ.ənˈæl.ɪ.ti

The quality of being illogical or unreasonable; lack of rational thought.

"His decision was driven by complete irrationality."

adjective
/ˌɪrɪˈkɒnsɪləbl/

impossible to make compatible or bring into harmony; unable to resolve differences

"The couple separated due to irreconcilable differences."

adjective
/ˌɪrɪˈdjuːsəbl/

impossible to reduce or simplify further

"The fraction 3/7 is irreducible."

adjective
/ɪˈrɛfrəɡəbəl/

Impossible to refute, deny, or break

"The lawyer presented irrefragable evidence that proved his client’s innocence."

adjective
/ˌɪrɪˈfrændʒɪbəl/

Not to be broken, violated, or infringed

"The constitution guarantees certain irrefrangible rights to every citizen."

adjective
/ˌɪrɪˈfjuːtəbəl/

Impossible to deny or disprove

"The scientist provided irrefutable proof of the theory."

adjective
/ɪˈreɡjələr/

not even or consistent in shape, pattern, time, or behavior; not following normal rules

"His attendance at work has been irregular this month."

noun
/ɪˌreɡjəˈlærɪti/

lack of regularity or consistency; a deviation from what is normal, expected, or orderly

"The audit revealed several financial irregularities in the company’s records."

noun
/ɪˈreləvəns/

the quality of not being connected to or important for a particular matter; lack of significance

"His long explanation only highlighted the irrelevance of the details to the main issue."

noun
/ɪˈrɛlɪvənsi/

the state of being unrelated or unimportant to the matter at hand

"The judge dismissed the argument because of its irrelevancy to the case."

adjective
/ɪˈrɛləvənt/

Not connected with or related to the matter at hand

"His comment was completely irrelevant to the discussion."

🙅‍♂️

irreligious

adjective
/ˌɪrɪˈlɪdʒəs/

Indifferent or hostile to religion

"Some people in the community consider him irreligious because he never attends religious services."

adjective
/ˌɪrɪˈmiːdiəbl̩/

Impossible to cure, repair, or remedy.

"The damage to the ancient manuscript was irremediable."

adjective
/ɪˈrɛpərəbl̩/

Too severe to be corrected or repaired.

"The earthquake caused irreparable damage to the village."

adjective
/ˌɪrɪˈprɛsəbl̩/

Impossible to control or restrain.

"She had an irrepressible urge to laugh during the speech."

adjective
/ˌɪrɪˈprəʊtʃəbl̩/

Beyond criticism; faultless.

"The judge was known for his irreproachable integrity."

adjective
/ˌɪrɪˈzɪstəbl̩/

Too attractive, powerful, or appealing to be resisted.

"The aroma of freshly baked bread was irresistible."

irresolute definition card — visual illustration of the meaning
adjective
/ɪˈrɛzəluːt/

uncertain or indecisive; lacking determination

"He stood irresolute at the crossroads, unsure which path to take."

🤷‍♀️

Irrespective

adjective
/ˌɪrɪˈspɛktɪv/

without taking something into account; regardless of

"All students will be treated equally, irrespective of their background."

noun
/ˌɪrɪˌspɒnsəˈbɪləti/

lack of responsibility or accountability; failure to act in a reliable or sensible way

"The accident was caused by his irresponsibility at work."

adjective
/ˌɪrɪˈspɒnsəbl/

not showing proper sense of responsibility

"It was irresponsible of him to leave the children alone."

adjective
/ˌɪrɪˈtriːvəbl/

impossible to recover or regain

"The documents were lost in an irretrievable way after the fire."

noun
/ɪˈrɛvərəns/

a lack of respect for people or things that are generally taken seriously

"His jokes about religion showed irreverence to the sacred traditions."

adjective
/ɪˈrɛvərənt/

showing a lack of respect for people or things that are usually respected

"The comedian’s irreverent jokes offended some of the audience."

adjective
/ˌɪrɛvəˈrɛnʃəl/

Showing a lack of respect for things that are generally taken seriously.

"His irreverential humor often shocked traditional audiences."

adjective
/ˌɪrɪˈvɜːrsəbl/

Not able to be undone, changed, or reversed.

"The damage caused by the fire was irreversible."

irreversible damage definition card — visual illustration of the meaning
noun
ˌɪrɪˈvɜːrsəbl ˈdæmɪdʒ

Harm or injury that cannot be undone or repaired.

"Climate change causes irreversible damage to ecosystems."

adjective
/ɪˈrɛvəkəbl/

Not able to be revoked, changed, or undone.

"She made an irrevocable decision to leave the company."

noun
/ˈɪrɪɡənt/

A liquid used for irrigation, especially in medical or agricultural contexts.

"The doctor used a sterile irrigant during the procedure."

irrigate definition card — visual illustration of the meaning
verb
/ˈɪrɪɡeɪt/

To supply land or crops with water by artificial means.

"Farmers irrigate their fields during the dry season."

irrigation definition card — visual illustration of the meaning
noun
ˌɪr.ɪˈɡeɪ.ʃən

The artificial application of water to land for growing crops.

"Modern irrigation techniques improve crop yield."

adjective
/ˈɪrɪtəbl/

easily annoyed or made angry

"She became irritable after working long hours without rest."

noun
/ˈɪrɪtənsi/

the quality or state of causing irritation; legal or formal invalidation

"The constant noise became an irritancy to the neighbors."

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irritant

noun
/ˈɪrɪtənt/

something that causes irritation or discomfort

"Dust is a common irritant for people with allergies."

irritate definition card — visual illustration of the meaning
verb
/ˈɪrɪteɪt/

to make someone annoyed, impatient, or uncomfortable

"Loud music can irritate the neighbors late at night."

adjective
/ˈɪrɪteɪtɪd/

feeling annoyed or impatient; having inflamed or sore physical condition

"She felt irritated by the constant noise outside her window."

adjective
/ˈɪrɪteɪtɪŋ/

causing annoyance, impatience, or mild anger

"The constant noise from the street is extremely irritating."

noun
/ɪˈrʌpʃən/

a sudden and violent entry or invasion

"The irruption of protesters surprised the authorities."

☪️

islam

noun
/ɪsˈlɑːm/

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

"Islam emphasizes peace, justice, and compassion."

☪️

islamic

adjective
/ɪsˈlɑːmɪk/

relating to Islam, its followers, or its teachings

"The city has many Islamic cultural centers."

🏝️

Island

noun
/ˈaɪ.lənd/

a piece of land surrounded by water

"They spent their vacation on a tropical island."

🏝️

isle

noun
/aɪl/

A small island or peninsula, often poetic or literary.

"They spent their honeymoon on a beautiful tropical isle."

🌊

islet

noun
/ˈaɪ.lət/

A very small island.

"The fishermen rested on a tiny islet before continuing their journey."

🌦️

isobar

noun
/ˈaɪ.səˌbɑːr/

A line on a weather map connecting points of equal atmospheric pressure.

"The meteorologist explained how isobars indicate wind speed and direction."

adjective
/aɪˈsɒ.krə.nəs/

Occurring at equal time intervals; in unison or synchrony.

"The pendulum swings are isochronous, repeating at equal intervals."

verb
/ˈaɪ.sə.leɪt/

To separate something or someone from others.

"Doctors tried to isolate the patient to prevent the spread of infection."