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1

in

play
preposition \ˈin, ən, ən\

Simple Definition of in

  • —used to indicate location or position within something

  • : to the inside of (a room, container, etc.)

  • —used to indicate that someone or something belongs to or is included as part of something

Full Definition of in

  1. 1 a —used as a function word to indicate inclusion, location, or position within limits <in the lake> <wounded in the leg> <in the summer> b :  into 1 <went in the house>

  2. 2 —used as a function word to indicate means, medium, or instrumentality <written in pencil> <bound in leather>

  3. 3 a —used as a function word to indicate limitation, qualification, or circumstance <alike in some respects> <left in a hurry> b :  into 2a <broke in pieces>

  4. 4 —used as a function word to indicate purpose <said in reply>

  5. 5 —used as a function word to indicate the larger member of a ratio <one in six is eligible>

Examples of in

  1. Don't come in here with those muddy feet!

  2. <drawn on the wall in crayon>



Origin of in

Middle English, from Old English; akin to Old High German in in, Latin in, Greek en


First Known Use: before 12th century

Rhymes with in


2

in

play
adverb \ˈin\

Simple Definition of in

  • : to or toward the inside of something (such as a building)

  • : to or toward a place

  • : at the place where someone or something arrives after traveling

Full Definition of in

  1. 1 a (1) :  to or toward the inside especially of a house or other building <come in> (2) :  to or toward some destination or particular place <flew in on the first plane> (3) :  at close quarters :  near <play close in> b :  so as to incorporate <mix in the flour> —often used in combination <built-in bookcases> c :  to or at an appropriate place <fit a piece in>

  2. 2 a :  within a particular place; especially :  within the customary place of residence or business <the doctor is in> b :  in the position of participant, insider, or officeholder —often used with on <in on the joke> c (1) :  on good terms (2) :  in a specified relation <in bad with the boss> (3) :  in a position of assured or definitive success d :  in vogue or season e of an oil well :  in production f :  in one's presence, possession, or control <after the crops are in> g :  from a condition of indistinguishability to one of clarity <fade in>

in for
  1. :  certain to experience <in for a rude awakening>

Examples of in

  1. She went in and closed the door.

  2. I lost my keys and now I can't get in.

  3. The burglars broke in through the kitchen window.

  4. The pool is deep. Be careful not to fall in.

  5. The boss called us in for a conference.

  6. The fog was closing in fast.

  7. Get your orders in early!

  8. Is the train in yet?



Before 12th Century

First Known Use of in

before 12th century


3

in

play
adjective \ˈin\

Simple Definition of in

  • : popular or fashionable

  • : aware of and strongly influenced by what is new and fashionable

Full Definition of in

  1. 1 a :  that is located inside or within <the in part> b :  that is in position, operation, or power <the in party> c :  inside 2

  2. 2 :  that is directed or bound inward :  incoming <the in train>

  3. 3 a :  extremely fashionable <the in thing to do> b :  keenly aware of and responsive to what is new and fashionable <the in crowd>


4

in

play
noun \ˈin\

Simple Definition of in

  • : a way of becoming involved in something or of influencing someone

Full Definition of in

  1. 1 :  one who is in office or power or on the inside <a matter of ins versus outs>

  2. 2 :  influence, pull <enjoyed some sort of in with the commandant — Henriette Roosenburg>

Examples of in

  1. When you're trying to get started in show business, it helps to have an in.

  2. They must have an in with the boss.



1764

First Known Use of in

1764


5

in

abbreviation

Definition of in

  1. 1 inch

  2. 2 inlet



Other Weights and Measures Terms


In

symbol

Definition of In

  1. indium



Other Chemical Engineering Terms


IN

abbreviation

Definition of IN

  1. Indiana




1

in-

prefix

Definition of in-

  1. :  not :  non-, un- —usually il- before l <illogical>, im- before b, m, or p <imbalance> <immoral> <impractical>, ir- before r <irreducible>, and in- before other sounds <inconclusive>



Variants of in-

or il- or im- or ir-

Origin of in-

Middle English, from Anglo-French, from Latin; akin to Old English un-


2

in-

prefix

Definition of in-

  1. 1 :  in :  within :  into :  toward :  on —usually il- before l <illuviation>, im- before b, m, or p <immingle>, ir- before r <irradiance>, and in- before other sounds <infiltrate>

  2. 2 :  1en- <imbrute> <imperil> <inspirit>



Variants of in-

or il- or im- or ir-

Origin of in-

Middle English, from Anglo-French, from Latin, from in in, into


1

-in

noun suffix

Definition of -in

  1. 1 a :  neutral chemical compound <insulin> b :  enzyme <pancreatin> c :  antibiotic <penicillin>

  2. 2 :  2-ine 1a, b <epinephrin>

  3. 3 :  pharmaceutical product <niacin>



Origin of -in

French -ine, from Latin -īna, feminine of -īnus of or belonging to — more at -en


2

-in

noun combining form

Definition of -in

  1. :  organized public protest by means of or in favor of :  demonstration <teach-in> <love-in>



Origin of -in

sit-in



IN Defined for Kids

1

in

play
preposition \ˈin, ən\

Definition of in

  1. 1 :  located or positioned within <The house is in the country.>

  2. 2 :  into 1 <We ran in the house.>

  3. 3 :  during <It's warmer in the summer.>

  4. 4 :  with 2 <I wrote in pencil.>

  5. 5 —used to show a state or condition <You're in luck!> <We're in trouble.>

  6. 6 —used to show manner or purpose <I'm in a hurry.> <He laughed in reply.>

  7. 7 :  into 2 <It broke in pieces.>




2

in

play
adverb \ˈin\

Definition of in

  1. 1 :  to or toward the inside <I went in and closed the door.>

  2. 2 :  to or toward some particular place <We flew in yesterday.>

  3. 3 :  1near 1 <Play close in.>

  4. 4 :  into the midst of something <Mix in the flour.>

  5. 5 :  to or at its proper place <Can you fit this piece in?>

  6. 6 :  on the inner side :  within <Everyone is in.>

  7. 7 :  present and available for use <All the votes are in.>

in for
  1. :  sure to experience <He was in for a surprise.>




3

in

play
adjective \ˈin\

Definition of in

  1. 1 :  being inside or within <the in part>

  2. 2 :  headed or bound inward <the in train>

  3. 3 :  fashionable




IN

abbreviation

Definition of IN

  1. Indiana




1

in-

prefix

Definition of in-

  1. :  not :  non-, un- —usually il- before l <illogical>, im- before b, m, or p <immoral> <impractical>, ir- before r <irreconcilable> and in- before other sounds <incomplete>



Variants of in-

or il- or im- or ir-

2

in-

prefix

Definition of in-

  1. 1 :  in :  within :  into :  toward :  on —usually il- before l <illuminate>, im- before b, m, or p <import>, ir- before r <irradiate>, and in- before other sounds <infect>

  2. 2 :  en- 2 <imperil>



Variants of in-

or il- or im- or ir-

Medical Dictionary

in

abbreviation

Medical Definition of in

  1. inch




In

symbol

Medical Definition of In

  1. indium




1

in-

prefix

Medical Definition of in-

  1. :  not—usually il- before l <illegitimate>; im- before born, m, or p <imbalance> <immobile> <impalpable>; ir- before r <irreducible>; and in- before other sounds <inoperable>



Variants of in-

or il- or im- or ir-

2

in-

prefix

Medical Definition of in-

  1. :  in :  within :  into :  toward :  on <irradiation>—usually il- before l; im- before born, m, or p; ir- before r; and in- before other sounds



Variants of in-

or il- or im- or ir-

-in

noun suffix \ən, ən, ˌin\

Medical Definition of -in

  1. 1a:  neutral chemical compound <insulin>b:  enzyme <pancreatin>c:  antibiotic <penicillin>

  2. 2:  pharmaceutical product <niacin>





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