Words starting with I — 570 entries

The 570 dictionary words that begin with the letter I, in alphabetical order, each with its first definition. Accents do not affect filing: an accented initial is shelved under its base letter.

• indictment4 sensesAn official formal accusation for a criminal offence, or the process by which it is brought to a jury.
• Indies3 sensesThe East Indies, including India, Southeast Asia, Indonesia, and adjacent lands.
• indifference6 sensesThe state of being indifferent.
• indifferent11 sensesAmbivalent; unconcerned; uninterested, apathetic.
• indigenous4 sensesNative to a land, especially before colonization.
• indigestion1 senseA condition of heartburn, nausea, or other stomach-related pain, sometimes caused by eating too quickly.
• indispensable5 sensesAbsolutely necessary or requisite; that one cannot do without.
• indistinct3 sensesnot clearly defined or not having a sharp outline; faint or dim
• indistinctly1 senseIn an indistinct manner.
• individual7 sensesA person considered alone, rather than as belonging to a group of people.
• individually1 senseAs individuals, separately, independently.
• Indonesia1 senseA country and archipelago in maritime Southeast Asia. Official name: Republic of Indonesia (since 1950). Capital: Jakarta.
• indoor1 senseSituated in, or designed to be used in, or carried on within, the interior of a building.
• indoors2 sensesInside, into, or within a building.
• induce7 sensesTo lead by persuasion or influence; incite or prevail upon.
• induced1 senseBrought about; caused to happen.
• indulge5 sensesTo yield to a temptation or desire.
• industrial12 sensesOf or relating to industry, notably manufacturing.
• Industrial2 sensesAn unincorporated community in Doddridge County, West Virginia, United States.
• industry6 sensesThe tendency to work persistently.
• Industry1 senseA city in Los Angeles County, California, United States.
• inevitable3 sensesImpossible to avoid or prevent.
• Inevitable1 senseThe fifty-sixth sura (chapter) of the Qur'an.
• inevitably2 sensesIn a manner that is impossible to avoid or prevent.
• inexperienced1 senseNot experienced; lacking knowledge because lacking experience.
• Inez5 sensesA female given name from Spanish.
• infamous4 sensesHaving a bad reputation; disreputable; notorious; unpleasant or evil; widely known, especially for something scornful.
• infant7 sensesA very young human being, from birth to somewhere between six months and two years of age after birth, needing almost constant care and attention.
• infantry4 sensesSoldiers who fight on foot (on land), as opposed to cavalry and other mounted units, regardless of external transport (e.g. airborne).
• infect6 sensesTo bring (the body or part of it) into contact with a substance that causes illness (a pathogen), so that the pathogen begins to act on the body; (of…
• infected2 sensesHaving an infection.
• infection4 sensesThe act or process of infecting.
• infectious4 sensesCaused by an agent that enters the host's body (such as a bacterium, virus, parasite, or prion); often, also, transmitted among hosts via any of…
• inferior13 sensesLower in rank, status, or quality.
• infernal6 sensesOf or relating to hell, or the world of the dead; hellish.
• inferno2 sensesA place or situation resembling Hell.
• infidelity3 sensesUnfaithfulness in a marriage or an intimate (sexual or romantic) relationship: practice or instance of having a sexual or romantic affair with…
• infiltrate8 sensesTo surreptitiously penetrate, enter or gain access to.
• infinite10 sensesIndefinably large, countlessly great; immense.
• infinitely2 sensesIn an infinite manner; as of anything growing without bounds; endlessly.
• infinity5 sensesEndlessness, unlimitedness, absence of a beginning, end or limits to size.
• infirmary2 sensesA place where sick or injured people are cared for, especially a small hospital; sickhouse.
• inflation4 sensesAn act, instance of, or state of expansion or increase in size, especially by injection of a gas or liquid.
• Inflation1 senseThe inflationary epoch of the Universe, where the size of the space of universe expanded at speeds beyond the speed of light. One of the ages of the…
• inflict1 senseTo thrust upon; to impose.
• influence9 sensesThe power to affect, control or manipulate something or someone; the ability to change the development of fluctuating things such as conduct,…
• influenced1 senseSubject to an effect caused by a person or thing outside of the subject's control.
• influential2 sensesHaving or exerting influence.
• info1 senseinformation.
• inform9 sensesTo communicate knowledge to.
• informal5 sensesNot formal or ceremonious.
• informant2 sensesOne who relays confidential information to someone, especially to the police; an informer.
• information13 sensesSomething that provides a definitive characterization or description of the nature and attributes of a specified entity.
• informed5 sensesInstructed; having knowledge of a fact or area of education.
• informer3 sensesOne who informs someone else about something.
• informing1 senseinformative; educational
• infrared5 sensesThe electromagnetic radiation of a wavelength longer than visible light, but shorter than microwave radiation, having a wavelength between 700 nm and…
• infrastructure2 sensesAn underlying base or foundation for a building, organization, or system.
• ing2 sensesA meadow, especially a low meadow near a river; water meadow.
• Ing1 senseA surname
• ingenious3 sensesOf a person, displaying genius or brilliance; inventive.
• ingenuity3 sensesThe ability to solve difficult problems in original, clever, and inventive ways; ingeniousness.
• ingredient2 sensesOne of the substances present in a mixture, especially food.
• Ingrid1 senseA female given name from Old Norse.
• inhabited3 sensesHaving inhabitants; lived in.
• inhale4 sensesTo draw air into the lungs, through the nose or mouth by action of the diaphragm.
• inhaler2 sensesOne who inhales.
• inhaling1 senseinhalation
• inherit8 sensesTo receive (property, a title, etc.), by legal succession or bequest, usually after the previous owner's death.
• inheritance5 sensesThe passing of title to an estate upon death.
• inherited2 sensesObtained via an inheritance
• inhuman2 sensesOf or pertaining to inhumanity and the indifferently cruel, sadistic or barbaric behavior it brings.
• initial6 sensesChronologically first, early; of or pertaining to the beginning, cause or origin.
• initially1 senseAt the beginning.
• initials1 senseAn abbreviation of a person's name, constructed by taking the initial letters of first, last, and sometimes middle name(s). See monogram
• initiate9 sensesTo begin; to start.
• initiation3 sensesThe act of initiating, or the process of being initiated or introduced.
• initiative6 sensesIn which voter initiatives can be brought to the ballot.
• inject7 sensesTo push or pump (something, especially fluids) into a cavity or passage.
• injection14 sensesThe act of injecting, or something that is injected.
• injunction3 sensesThe act of enjoining; the act of directing, commanding, or prohibiting.
• injured1 senseSuffering from an injury.
• injury5 sensesDamage to the body of a living thing.
• injustice3 sensesAbsence of justice; unjustice.
• Injustice1 senseJustice (title of a justice of court), seen as being unjust.
• ink10 sensesA pigment (or dye)-based fluid used for writing, printing etc.
• inland6 sensesWithin the land; relatively remote from the ocean or from open water; interior.
• inmate3 sensesA person confined to an institution such as a prison (as a convict) or hospital (as a patient).
• inn7 sensesAny establishment where travellers can procure lodging, food, and drink.
• Inn1 senseA right tributary of the Danube in Switzerland, Austria and Germany.
• inner12 sensesBeing or occurring (farther) inside, situated farther in, located (situated) or happening on the inside of something, situated within or farther…
• Inner1 senseAn inhabitant of the inner planets of the Solar System
• innit2 sensesUsed as a replacement for any other negative tag question, irrespective of person, number, or verb. May precede the statement.
• innocence4 sensesAbsence of responsibility for a crime, tort, etc.
• innocent10 sensesFree from guilt, sin, or immorality.
• Innocent1 senseA surname.
• innovation4 sensesThe act of innovating; the introduction of something new, in customs, rites, etc.
• innovative2 sensesCharacterized by the creation of new ideas or inventions.
• input8 sensesThe act or process of putting in; infusion.
• inquest5 sensesA formal investigation, often held before a jury, especially one into the cause of a death
• inquire3 sensesTo ask (about something).
• inquiry2 sensesThe act of inquiring; a seeking of information by asking questions; interrogation; a question or questioning.
• inquisition6 sensesAn inquiry or investigation into the truth of some matter.
• Inquisition2 sensesA harsh or rigorous interrogation that violates one’s rights.
• ins1 senseinsert
• insane6 sensesExhibiting unsoundness or disorder of mind; not sane; utterly mad.
• insanely2 sensesIn an insane manner; not sanely.
• insanity1 senseThe state of being insane; madness.
• insatiable2 sensesNot satiable; incapable of being satisfied or appeased; very greedy.
• inscription4 sensesThe act of inscribing.
• insect4 sensesAn arthropod (in the Insecta class) characterized by six legs, up to four wings, and a chitinous exoskeleton.
• insecure2 sensesNot secure.
• insensitive4 sensesExpressing or feeling little or no concern, care, compassion, or consideration for the feelings, emotions, sentiments, or concerns of other people;…
• inseparable2 sensesUnable to be separated; bound together permanently.
• insert11 sensesTo put in between or into.
• Insert1 senseA key that when pressed switches between the overtype mode and the insert mode of a computer.
• inserted1 senseAttached to or growing out of some part.
• inside20 sensesThe interior or inner part.
• insider2 sensesA person who has special knowledge about the inner workings of a group, organization, or institution.
• insides1 senseguts, intestines, innards
• insight6 sensesA sight or view of the interior of anything; a deep inspection or view; introspection; frequently used with into.
• insignificant3 sensesNot significant; not important, inconsequential, or having no noticeable effect.
• insist3 sensesTo hold up a claim emphatically.
• insistent4 sensesUrgent in dwelling upon anything; persistent in urging or maintaining.
• insisting1 senseSynonym of insistent.
• insolence4 sensesContemptible, ill-mannered conduct; insulting: arrogant, bold behaviour or attitude.
• insolent3 sensesInsulting in manner or words, particularly in an arrogant or insubordinate manner.
• insomnia2 sensesA sleeping disorder that is known for its symptoms of unrest and the inability to sleep.
• inspect3 sensesTo examine critically or carefully; especially, to search out problems or determine condition; to scrutinize.
• inspection2 sensesThe act of examining something, often closely.
• inspector3 sensesA person employed to inspect something.
• inspiration6 sensesThe drawing of air into the lungs, accomplished in mammals by elevation of the chest walls and flattening of the diaphragm, as part of the act of…
• inspirational2 sensesHaving the ability to inspire.
• inspire6 sensesTo infuse into the mind; to communicate to the spirit; to convey, as by a divine or supernatural influence; to disclose preternaturally; to produce…
• inspired5 sensesHaving excellence through inspiration.
• inspiring2 sensesProviding inspiration; encouraging; stimulating.
• Instagram6 sensesAn online photo- and video-sharing social networking service, originally designed to mimic old-fashioned instant cameras.
• install6 sensesTo connect, set up or prepare something for use
• installation4 sensesAn act of installing.
• installed4 sensesreadied for use
• instance15 sensesAn occasion; an order of occurrence.
• instant13 sensesA very short period of time; a moment.
• instantly4 sensesAt once; without delay.
• instead1 senseIn the place of something (usually mentioned earlier); as a substitute or alternative.
• instinct3 sensesA natural or inherent impulse or behaviour.
• institute11 sensesAn organization founded to promote a cause
• institution11 sensesA long-established organization or type of organization, particularly one involved with education, public service, or charity work.
• instruct6 sensesTo teach by giving instructions.
• instruction6 sensesThe act of instructing, teaching, or providing with information or knowledge.
• instructor1 senseOne who instructs; a teacher.
• instrument9 sensesA device used to produce music.
• instrumental7 sensesEssential or central; of great importance or relevance.
• insufficient4 sensesAn inadequate quantity of; not enough.
• insulin3 sensesA polypeptide hormone that regulates carbohydrate metabolism (in various animals including humans).
• insult9 sensesTo be insensitive, insolent, or rude to (somebody); to affront or demean (someone).
• insulting2 sensesContaining insult, or having the intention of insulting.
• insurance6 sensesA means of indemnity against a future occurrence of an uncertain event.
• insured2 sensesCovered by an insurance policy.
• intact4 sensesLeft complete or whole; not touched, defiled, sullied, or otherwise damaged.
• intake11 sensesThe place where water, air or other fluid is taken into a pipe or conduit; opposed to outlet.
• integrated2 sensescomposed and coordinated to form a whole
• integrity6 sensesSteadfast adherence to a strict moral or ethical code.
• intel1 senseIntelligence (secret information).
• Intel1 senseIntel Corporation, a US-based multinational corporation that is best known for designing and manufacturing microprocessors and specialized integrated…
• intellect3 sensesThe faculty of thinking, judging, abstract reasoning, and conceptual understanding; the cognitive faculty.
• intellectual7 sensesPertaining to, or performed by, the intellect; mental or cognitive.
• intelligence7 sensesThe capacity of mind, especially to understand principles, truths, facts or meanings, acquire knowledge, and apply it to practice; the ability to…
• intelligent6 sensesOf high or especially quick cognitive capacity, bright.
• intend9 sensesTo fix the mind upon (something, or something to be accomplished); be intent upon
• intended3 sensesPlanned.
• intending1 senseThe process by which one intends something; intention.
• intense5 sensesOf a characteristic: extreme or very high or strong in degree; severe; also, excessive, towering.
• intensely2 sensesIn an intense manner.
• intensity6 sensesThe quality of being intense.
• intensive12 sensesDone with intensity or to a great degree; thorough.
• intent5 sensesSomething that is intended.
• intention8 sensesA course of action that a person intends to follow.
• intentional6 sensesIntended or planned; done deliberately or voluntarily.
• intentionally1 senseIn an intentional manner; on purpose.
• intentions1 senseDesire to court, marry, date, woo or sleep with someone.
• interact5 sensesTo act upon each other. To engage in communication and other shared activities (with someone).
• interaction2 sensesThe situation or occurrence in which two or more things act upon one another to produce an effect; the effect resulting from such a situation or…
• intercept9 sensesTo stop, deflect or divert (something in progress or motion).
• intercom2 sensesAn independent, telephonic communication system, set up around and throughout a building, complex, or residence, typically for access control.
• intercourse5 sensesCommunication, conversation.
• Intercourse1 senseA particular town in the Commonwealth of Pennsylvania in the United States
• interest14 sensesThe price paid for obtaining, or price received for providing, money or goods in a credit transaction, calculated as a fraction of the amount or…
• interested3 sensesHaving or showing interest (attention or curiosity).
• interesting3 sensesArousing or holding the attention or interest of someone.
• interests1 senseThe persons interested in any particular business or cause, taken collectively.
• interface12 sensesThe point of interconnection or contact between entities.
• interfere4 sensesTo get involved or involve oneself, causing disturbance.
• interference8 sensesThe act of interfering with something, or something that interferes.
• interfering1 senseinterference
• interim3 sensesTransitional.
• interior5 sensesWithin any limits, enclosure, or substance; inside; internal; inner.
• Interior2 sensesA town and village in South Dakota, United States.
• intern8 sensesA person who is interned, forcibly or voluntarily.
• internal9 sensesOf or situated on the inside.
• internally3 sensesIn an internal manner; within or inside of external limits; in an inner part or situation.