Alphabetical word directory

English words starting with I

Showing words 1,0811,200 of 2,250. Choose a word to read its meaning, etymology and origin.

infer

v

To form an opinion or reach a conclusion based on evidence and reasoning, rather than from explicit statements.

[ɪnˈfɜːr]

inference

n

A conclusion reached on the basis of evidence and reasoning.

[ˈɪnfərəns]

inferential

adj

Relating to or involving the process of inferring or drawing a conclusion from evidence and reasoning rather than from direct observation.

[ˌɪnfəˈrenʃl]

inferentially

adv

in a way that involves reaching a conclusion based on evidence and reasoning rather than from explicit statements.

[ˌɪnfəˈrenʃəli]

inferior

adj

lower in rank, status, or quality

[ɪnˈfɪriər]

inferiority

n

the state of being lower in rank, status, or quality than another or others.

[ɪnˌfɪriˈɔːrəti]

infernal

adj

relating to or characteristic of hell or the underworld.

[ɪnˈfɜːrnl]

inferno

n

a very large and dangerous fire that is out of control

[ɪnˈfɜːrnoʊ]

infertile

adj

not able to produce children, young animals, or crops

[ɪnˈfɜːrtl]

infertility

n

the condition of being unable to produce offspring or to conceive a child.

[ˌɪnfərˈtɪləti]

infest

v

(of pests or vermin) to spread into or over in large numbers, typically causing damage or disease.

[ɪnˈfɛst]

infestation

n

The presence of an unusually large number of insects or animals in a place, typically causing damage or disease.

[ˌɪn.feˈsteɪ.ʃən]

infested

adj

(of a place or substance) overrun or inhabited by large numbers of pests or parasites in an annoying or harmful way.

[ɪnˈfɛstɪd]

infidel

n

A person who does not believe in a particular religion, especially the one that is regarded as the true religion.

[ˈɪnfɪd(ə)l]

infidelity

n

The act or fact of having a sexual or romantic relationship with someone other than one's husband, wife, or partner.

[ˌɪnfɪˈdɛlɪti]

infield

n

The part of a baseball field enclosed by the three bases and home plate.

[ˈɪnfiːld]

infielder

n

A baseball player whose defensive position is in the infield, such as a first baseman, second baseman, shortstop, or third baseman.

[ˈɪn.fiːl.dər]

infighting

n

Conflict or rivalry within a group or organization.

[ˈɪnfaɪtɪŋ]

infill

n

The material or substance used to fill a hole, gap, or cavity.

[ˈɪnfɪl]

infiltrate

v

to secretly enter or join an organization, place, etc., especially to get information or cause damage.

[ˈɪnˌfɪltreɪt]

infiltration

n

The process of secretly entering a place or organization in order to get information or influence it.

[ˌɪnfɪlˈtreɪʃn]

infiltrative

adj

Relating to or characterized by infiltration; having the ability or tendency to infiltrate.

[ˈɪnfɪlˌtreɪtɪv]

infiltrator

n

a person who secretly becomes a member of a group or enters a place in order to get information or cause damage.

[ˈɪnfɪltreɪtər]

infinite

adj

Having no limits or end in space, time, or quantity; impossible to measure or calculate.

[ˈɪnfɪnət]

infinitely

adv

To an infinite or limitless extent or degree; very much.

[ˈɪnfɪnətli]

infinitesimal

adj

extremely small; too small to be measured.

[ˌɪnfɪnɪˈtesɪməl]

infinitesimally

adv

to an extremely small or negligible degree.

[ˌɪnfɪnɪˈtesɪməli]

infinitive

n

The basic form of a verb, without an inflection binding it to a particular subject or tense (e.g., 'be' in 'let him be', 'go' in 'can go').

[ɪnˈfɪnɪtɪv]

infinitude

n

the state or quality of being infinite or having no limit.

[ɪnˈfɪnɪtuːd]

infinity

n

The state or quality of having no end or limit.

[ɪnˈfɪnəti]

infirm

adj

not physically or mentally strong, especially through age or illness

[ɪnˈfɜːrm]

infirmary

n

A place where sick or injured people receive care and treatment, especially a hospital or a building within a larger institution like a school or prison.

[ɪnˈfɜːrməri]

infirmity

n

physical or mental weakness or illness.

[ɪnˈfɝː.mə.t̬i]

inflame

v

to cause very strong feelings, especially anger or excitement, in someone

[ɪnˈfleɪm]

inflamed

adj

(of a part of the body) red, swollen, and painful or hot, often because of infection or injury.

[ɪnˈfleɪmd]

inflammable

adj

easily set on fire; capable of burning quickly.

[ɪnˈflæməbl̩]

inflammation

n

A condition in which a part of the body becomes red, swollen, hot, and often painful, especially as a reaction to injury or infection.

[ˌɪnfləˈmeɪʃn]

inflammatory

adj

Tending to cause inflammation or characterized by inflammation.

[ɪnˈflæmətɔːri]

inflatable

adj

Designed to be filled with air or gas.

[ɪnˈfleɪtəbl̩]

inflate

v

to fill something with air or gas so it becomes larger

[ɪnˈfleɪt]

inflated

adj

filled with air or gas so as to be swollen or enlarged

[ɪnˈfleɪtɪd]

inflating

v

The present participle or gerund of 'inflate'. The act of filling something with air or gas so it expands.

[ɪnˈfleɪtɪŋ]

inflation

n

a general increase in prices and fall in the purchasing value of money.

[ɪnˈfleɪʃʃn]

inflation-adjusted

adj

(of a figure, value, or rate) modified to account for the effects of inflation, allowing for fair comparison over time.

[ɪnˈfleɪʃən əˌdʒʌstɪd]

inflationary

adj

relating to, characterized by, or tending to cause economic inflation

[ɪnˈfleɪʃənəri]

inflator

n

A device or person that inflates something, especially a pump for filling tires or balloons with air.

[ɪnˈfleɪtər]

inflect

v

To change the form of a word to show its grammatical function, such as tense, number, or case.

[ɪnˈflɛkt]

inflected

adj

(Of a word or language) having undergone a change in form to express a particular grammatical function, such as tense, mood, number, case, or gender.

[ɪnˈflɛktɪd]

inflection

n

A change in the form of a word (typically the ending) to express a grammatical function or attribute such as tense, mood, person, number, case, and gender.

[ɪnˈflɛkʃn]

inflexibility

n

The quality or state of being unwilling or unable to change; rigidity.

[ɪnˌflɛksəˈbɪləti]

inflexible

adj

Not able to be changed or adapted; unwilling to change one's opinions, decisions, etc.

[ɪnˈflɛksəb(ə)l]

inflexibly

adv

In a way that is unwilling to change or be changed; rigidly.

[ɪnˈflɛksəbli]

inflict

v

To make someone or something suffer something unpleasant or harmful.

[ɪnˈflɪkt]

infliction

n

the act of causing something unpleasant or painful to be suffered by someone or something

[ɪnˈflɪkʃn]

inflorescence

n

The complete flower head of a plant including stems, stalks, bracts, and flowers.

[ˌɪnfləˈrɛsəns]

inflow

n

the process of people or things arriving or entering a place, or the amount that arrives

[ˈɪnfloʊ]

influence

n

The power to affect how someone thinks or behaves, or how something develops.

[ˈɪn.flu.əns]

influence-peddling

n

the practice of using one's influence or connections, especially in government or politics, to gain favors or advantages for others, typically in exchange for money or other rewards.

[ˈɪn.flu.əns ˌped.lɪŋ]

influencing

v

(present participle) Having an effect on the character, development, or behavior of someone or something.

[ˈɪn.flu.ən.sɪŋ]

influent

adj

flowing in

[ˈɪnfluənt]

influential

adj

having a lot of influence on someone or something

[ˌɪn.fluˈen.ʃəl]

influenza

n

an infectious disease like a very bad cold, that causes fever, pains, and weakness

[ˌɪn.fluˈen.zə]

influx

n

A large arrival or entry of people or things into a place.

[ˈɪnflʌks]

info

n

information; facts or details about a subject

[ˈɪnfoʊ]

infomercial

n

A television programme that is made in the style of a normal programme but is intended to advertise a product.

[ˌɪnfoʊˈmɜːrʃl]

inform

v

To tell someone about something, especially in an official way.

[ɪnˈfɔːrm]

informal

adj

Having a relaxed, friendly, or unofficial style or manner; not formal.

[ɪnˈfɔːrm(ə)l]

informal-sector

adj

Relating to or characteristic of the part of an economy that is not officially recognized, monitored, or taxed by the government.

[ɪnˈfɔːrməl ˈsɛktər]

informality

n

The state or quality of being relaxed, friendly, or unofficial; not following strict rules of ceremony or behaviour.

[ˌɪnfɔːrˈmæləti]

informally

adv

In a relaxed, friendly, or unofficial style or manner; not formally.

[ɪnˈfɔːrməli]

informant

n

A person who gives information to another.

[ɪnˈfɔːrmənt]

informatics

n

The science of collecting, storing, and processing information, especially using computers.

[ˌɪnfərˈmætɪks]

information

n

facts or details about a person, company, product, etc.

[ˌɪnfərˈmeɪʃn]

information-age

n

The current historical era characterized by the dominant role of information creation, processing, and distribution, especially through digital technology.

[ˌɪnfərˈmeɪʃən eɪdʒ]

information-based

adj

Relying on or derived from information.

[ˌɪnfərˈmeɪʃən beɪst]

information-gathering

n

The activity of collecting information or data, especially systematically.

[ˌɪnfərˈmeɪʃən ˌɡæðərɪŋ]

information-processing

n

The use of computers or other systems to perform operations on data in order to extract or modify information.

[ˌɪnfərˈmeɪʃən ˈprɑːsesɪŋ]

information-rich

adj

Containing or providing a large amount of information.

[ˌɪnfərˈmeɪʃən rɪtʃ]

information-sharing

n

The practice of making information available to other people, groups, or organizations.

[ˌɪnfərˈmeɪʃən ˌʃerɪŋ]

information-technology

n

The study or use of systems (especially computers and telecommunications) for storing, retrieving, and sending information.

[ˌɪnfərˈmeɪʃn tekˈnɑːlədʒi]

informational

adj

Relating to or characterized by facts or knowledge; providing information.

[ˌɪnfərˈmeɪʃənəl]

informative

adj

Providing useful or interesting information.

[ɪnˈfɔːrmətɪv]

informativeness

n

the quality or state of being informative; the degree to which something provides useful or valuable information.

[ˌɪnfərˈmeɪtɪvnəs]

informed

adj

having or showing a lot of knowledge about a particular subject or situation

[ɪnˈfɔːrmd]

informed-consent

n

A principle in medical ethics and law that a patient must have sufficient understanding of a proposed treatment, including its risks and benefits, before agreeing to it.

[ɪnˈfɔːrmd kənˈsɛnt]

informer

n

a person who gives information to the police or another authority about someone involved in illegal activities.

[ɪnˈfɔːrmər]

informing

n

the act of giving someone facts or information.

[ɪnˈfɔːrmɪŋ]

infotainment

n

media content that is designed both to entertain and to inform.

[ˌɪnfoʊˈteɪnmənt]

infra

prefix

Denoting below, beneath, or within.

[ˈɪnfrə]

infraction

n

A violation or infringement of a law, agreement, or set of rules.

[ɪnˈfrækʃn]

infrared

adj

Relating to or using electromagnetic radiation with a wavelength just longer than that of red light in the visible spectrum, but shorter than that of microwave radiation.

[ˌɪn.frəˈred]

infrastructural

adj

relating to the basic systems and services, such as transport and power supplies, that a country or organization uses in order to work effectively.

[ˌɪnfrəˈstrʌktʃ(ə)rəl]

infrastructure

n

the basic systems and services, such as transport and power supplies, that a country or organization uses in order to work effectively.

[ˈɪnfrəstrʌktʃər]

infratemporal

adj

Situated below the temporal region of the head.

[ˌɪnfrəˈtɛmp(ə)rəl]

infrequency

n

The condition of happening or occurring at long intervals or rarely; uncommonness.

[ˌɪnˈfriːkwənsi]

infrequent

adj

Not happening often; not common or regular.

[ɪnˈfriːkwənt]

infrequently

adv

Not often; rarely.

[ɪnˈfriːkwəntli]

infringe

v

To actively break the terms of a law, agreement, etc.

[ɪnˈfrɪndʒ]

infringement

n

the action of breaking a law or rule, or of doing something that limits someone's rights or freedom.

[ɪnˈfrɪndʒmənt]

infuriate

v

To make someone extremely angry and impatient.

[ɪnˈfjʊr.i.eɪt]

infuriated

adj

extremely angry

[ɪnˈfjʊr.i.eɪ.t̬ɪd]

infuriating

adj

Making someone extremely angry and impatient.

[ɪnˈfjʊr.i.eɪ.t̬ɪŋ]

infuriatingly

adv

In a way that causes intense anger or annoyance.

[ɪnˈfjʊr.i.eɪ.t̬ɪŋ.li]

infuse

v

to cause a quality or feeling to be present in something; to fill something with something.

[ɪnˈfjuːz]

infusion

n

The act of adding one thing to another to make it stronger or more successful.

[ɪnˈfjuːʒn]

ingenious

adj

(of a person) very clever and skillful at inventing things or solving problems

[ɪnˈdʒiːniəs]

ingeniously

adv

in a clever, original, and inventive manner

[ɪnˈdʒiːniəsli]

ingenue

n

An innocent or unsophisticated young woman, especially as a character type in a play or film.

[ˈɑːnʒənuː]

ingenuity

n

the quality of being clever, original, and inventive.

[ˌɪndʒəˈnuːəti]

ingenuous

adj

(of a person or action) innocent and unsuspecting; showing childlike simplicity and candidness.

[ɪnˈdʒɛnjuəs]

ingenuously

adv

In a way that shows innocence, simplicity, or a lack of deception.

[ɪnˈdʒɛnjuəsli]

ingenuousness

n

The quality of being innocent, simple, and honest, without any attempt to deceive.

[ɪnˈdʒɛnjuəsnəs]

ingest

v

to take food, drink, or another substance into the body by swallowing or absorbing it.

[ɪnˈdʒɛst]

ingested

v

Took food, drink, or another substance into the body by swallowing or absorbing it.

[ɪnˈdʒɛstɪd]

ingestion

n

The process of taking food, drink, or another substance into the body by swallowing or absorbing it.

[ɪnˈdʒɛstʃən]

inglorious

adj

causing shame or a loss of honor; dishonorable.

[ɪnˈɡlɔːriəs]

ingloriously

adv

In a manner that causes or involves shame, disgrace, or dishonor.

[ɪnˈɡlɔriəsli]

ingot

n

A mass of metal, such as gold, silver, or steel, cast into a shape that is easy to handle or store.

[ˈɪŋɡət]

ingrain

v

To fix a habit, belief, or attitude so firmly that it becomes part of a person's character or nature.

[ɪnˈɡreɪn]

ingrained

adj

(of a habit, belief, or attitude) firmly fixed or established and difficult to change

[ɪnˈɡreɪnd]
English Words Starting with I – Page 10 | OpenEtymology