gynecomastia

[jin-i-koh-mas-tee-uh, gahy-ni-, jahy-ni-]

abnormal enlargement of the breast in a male.

Also gyn·e·co·mas·ty

[jin-i-kuh-mas-tee, gahy-ni-, jahy-ni-] /ˈdʒɪn ɪ kəˌmæs ti, ˈgaɪ nɪ-, ˈdʒaɪ nɪ-/.

Origin of gynecomastia

From New Latin, dating back to 1880–85; see origin at gyneco-, mast-, -ia

Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019

Gynecomastia or hypertrophy of the mammæ is still more frequent in male criminals.
Criminal Man
Gina Lombroso-Ferrero

Word Origin and History for gynecomastia

1881, from Greek gyne (see queen) + mazos "breast," variant of mastos (see masto-).

Medicine definitions for gynecomastia

[gī′nĭ-kō-măs′tē-ə, jĭn′ĭ-]

Abnormal enlargement of the male mammary glands, sometimes to the point of secreting milk.