insert

UK: /ɪnˈsɜː^rt/

US: /v. ɪnˈsɝt; n. ˈɪnsɝt/

US: (v. in sûrt′; n. in′sûrt)

WordReference Random House Learner's Dictionary of American English © 2025

in•sert /v. ɪnˈsɜrt; n. ˈɪnsɜrt/   v. [~ + object]

1. to put or place in:
   to insert a key in a lock.
2. to introduce into the body of something:
   to insert a new paragraph in an article.

n. [countable]

3. something inserted or to be inserted for advertising:
   a sales insert.

in•ser•tion, n. 

[uncountable] careful insertion of the needle into the vein.

[countable] a few insertions into the main part of your essay.

WordReference Random House Unabridged Dictionary of American English © 2025

in•sert  (v. in sûrt′;n. in′sûrt), v.t. 

1. to put or place in:
   to insert a key in a lock.
2. to introduce or cause to be introduced into the body of something:
   to insert an extra paragraph in an article.

n. 

3. something inserted or to be inserted.
4. Printing an extra leaf or section, printed independently, for binding or tipping into a book or periodical, esp. a leaf or section consisting of an illustration or advertisement printed on different paper.
5. Printing any small picture, device, etc., surrounded partly or completely by body type.
6. Printing a paper, circular, etc., placed within the folds of a newspaper or the leaves of a book, periodical, etc.
7. Show Business [Motion Pictures, Television.] a cut-in.

• Latin insertus past participle of inserere to put in, insert, equivalent. to in- in-² + ser- (stem of serere to link together) + -tus past participle suffix
• 1520–30

in•sert′a•ble, adj. 
in•sert′er, n. 

Collins Concise English Dictionary © HarperCollins Publishers::

insert verb / ɪnˈsɜːt/(transitive)

1. to put in or between; introduce
2. to introduce, as into text; interpolate

noun / ˈɪnsɜːt/

1. something inserted
2. a folded section placed in another for binding in with a book
3. a printed sheet, esp one bearing advertising, placed loose between the leaves of a book, periodical, etc

Etymology: 16th Century: from Latin inserere to plant in, ingraft, from in-² + serere to join

inˈsertable adjective

inˈserter noun