noun
masculinization; virilization
Medical/biological term for the development of male physical characteristics; also used in social contexts for adopting masculine traits. Often contrasted with 女性化 (feminization).
See also: 女性化
このホルモンは男性化を引き起こすことがある。
This hormone can cause masculinization.
彼女のファッションは男性化の傾向がある。
Her fashion has a tendency toward masculinization.