noun · 4 senses · updated from the 2026-07-25 local source snapshot
Definitions and examples are grouped by meaning. Pronunciation, history, word forms, translations, descendants, synonyms, antonyms, derived terms, and related words appear whenever the source provides them.
Sound
Pronunciation
Each Play button uses your device's default local English voice, or a natural local fallback. The selected voice name appears after playback. This is synthesized speech, not a source recording.
UK:/ˌmæstəˈbeɪʃ(ə)n/
UK:/ˌmɑːstəˈbeɪʃ(ə)n/
US:/ˌmæstɚˈbeɪʃən/
Southern-England:Recorded audio is listed in the source snapshot.
US:Recorded audio is listed in the source snapshot.
rhymes with -eɪʃən
CMU ARPABET:M AE2 S T ER0 B EY1 SH AH0 N
Digits mark lexical stress: 1 primary, 2 secondary, 0 unstressed.
1
noun
Meaning 1
Sexual stimulation of one's genitalia or other erotic regions, often to the point of orgasm.
Definition source: English Wiktionary via Wiktextract
Usage: uncountable, usually
No example sentence was provided for this meaning.
Meaning relationships
Synonyms: onanism, self-abuse
Antonyms: none provided
2
noun
Meaning 2
The stimulation of another person's genitals using the hands.
Definition source: English Wiktionary via Wiktextract
Usage: broadly, uncountable, usually
No example sentence was provided for this meaning.
Meaning relationships
Synonyms: none provided
Antonyms: none provided
3
noun
Meaning 3
A vain activity that serves only to provide self-indulgent satisfaction without any practical or external value.
Definition source: English Wiktionary via Wiktextract
Usage: derogatory, figuratively, uncountable, usually
Examples
That experimental film was nothing more than intellectual masturbation for the director.
Meaning relationships
Synonyms: none provided
Antonyms: none provided
4
noun
Meaning 4
manual stimulation of the genital organs (of yourself or another) for sexual pleasure
Definition source: Princeton WordNet 3.0
No example sentence was provided for this meaning.