# gynecomastia

> English word · Noun · IPA /ˌɡaɪ.nɪ.kəʊˈmæs.tɪə/ · frequency rank #79,557

## Definitions
1. Excessive development of breasts in men, resembling the breast development in women.

## Etymology
Internationalism. From gyneco- + -mastia.

## Source
Compiled from Wiktionary via kaikki.org (CC BY-SA). Data vintage: 2026-05-06.
Canonical page: https://plainspell.com/en/word/gynecomastia