nocturnal emission


noun

the release of semen during sleep, often during a sexual dream.

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Also called wet dream.

Origin of nocturnal emission

First recorded in 1925–30
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2020

Medical definitions for nocturnal emission

nocturnal emission

n.

An involuntary ejaculation of semen during sleep.
The American Heritage® Stedman's Medical Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.