1
used as a function word to indicate entry, introduction, insertion, superposition, or inclusion
came into the house
enter into an alliance
2
: in the direction of
looking into the sun
3
: to a position of contact with : against
ran into a wall
4
a
: to the state, condition, or form of
got into trouble
b
: to the occupation, action, or possession of
go into farming
c
: involved with or interested in
into sports
not into her music
5
used as a function word to indicate a period of time or an extent of space part of which is passed or occupied
far into the night
6
used as a function word to indicate the dividend in division
dividing 3 into 6 gives 2

Examples of into in a Sentence

She came into the room. a medicine injected into the bloodstream Please put the bowl into the sink. They were heading into town. He jumped into the pool. She was just staring into space.
Recent Examples on the Web
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Beneath the cringe internet overshare was a welcome indication that the vaginal microbiome has finally moved from an obscure area of medical research into mainstream conversation. Amy Francombe, Vogue, 4 Sep. 2026 But its effects will continue into 2027 and are set to leave higher global temperatures next year in its wake, WMO officials said. Doyle Rice, USA Today, 4 Sep. 2026 The project aims to safely integrate Advanced Air Mobility aircraft into US airspace, using operational data to shape aviation policy and support wider commercialization. Jijo Malayil, Interesting Engineering, 4 Sep. 2026 And yet, amid their country’s slide into fascism, these folks persisted — for a while longer, at least. Bilge Ebiri, Vulture, 4 Sep. 2026 See All Example Sentences for into

Word History

Etymology

Middle English, from Old English intō, from in entry 2 + to

First Known Use

before the 12th century, in the meaning defined at sense 1

Time Traveler
The first known use of into was before the 12th century

Browse Nearby Words

Cite this Entry

“Into.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/into. Accessed 4 Sep. 2026.

Kids Definition

into

preposition
1
used to indicate entry, introduction, or inclusion
came into the room
enter into an agreement
2
a
: to the state, condition, or form of
got into trouble
divide into four parts
b
: to the occupation, action, or possession of
go into farming
3
: against sense 4
ran into a wall
4
: involved with or interested in
was never into abstract art
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