This article is about the biological function. For the sound art group, see Nocturnal Emissions. For the condition of excessive, accidental ejaculation, see spermatorrhea. For spontaneous ejaculation which does not occur during sleep, see Spontaneous orgasm.
A nocturnal emission, also known as a wet dream, sex dream, or sleep orgasm, is a spontaneous orgasm during sleep that includes ejaculation for a male, or vaginal lubrication and/or an orgasm for a female.[1]
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