Simple Definition of sexual intercourse

from our Learner's Dictionary

sexual intercourse

noun

: sexual activity between two people

especially : sexual activity in which a man puts his penis into the vagina of a woman

called also intercourse

Cite this Entry

Style

“Sexual intercourse.” Merriam-Webster.com Simple Definition, Merriam-Webster, https://www.merriam-webster.com/simple/sexual%20intercourse. Accessed 19 Jun. 2026.

Copy Citation

Popular in Grammar & Usage

'Canceled' or 'cancelled'?

5 Verbal Slip Ups and Language Mistakes

Is that lie 'bald-faced' or 'bold-faced'?

'A' or 'an'? What about before 'h'? An Indefinite Article Guide

The Difference Between 'i.e.' and 'e.g.'

Popular in Wordplay

Simple Definition of sexual intercourse

sexual intercourse

noun

Cite this Entry

More from Merriam-Webster on sexual intercourse

More from Merriam-Webster

Word of the Day

indomitable

Popular in Grammar & Usage

'Canceled' or 'cancelled'?

5 Verbal Slip Ups and Language Mistakes

Is that lie 'bald-faced' or 'bold-faced'?

'A' or 'an'? What about before 'h'? An Indefinite Article Guide

The Difference Between 'i.e.' and 'e.g.'

Popular in Wordplay

One-Word Oxymorons: Bittersweet, Spendthrift, and More

8 Obscure Words for Sleepy Times

Cattywampus, Taradiddle, and More Funny-Sounding Words

The Words of the Week - Jun 19

12 Lovely and Unusual Words for the Natural World

Popular

'Canceled' or 'cancelled'?

One-Word Oxymorons: Bittersweet, Spendthrift, and More

8 Obscure Words for Sleepy Times

Games & Quizzes