coitus

IPA(Pronunciation)

countable uncountable

(formal or humorous) Sexual intercourse, especially involving penile-vaginal penetration.

Japanese Meaning

（フォーマルまたはユーモラスな表現で）性交、特に陰茎と膣の挿入を伴う性交

The study examined the psychological effects of coitus on long-term relationship satisfaction.

その研究は長期的な関係満足度に対する性行為の心理的影響を調査した。

Sense（1）

(formal or humorous) Sexual intercourse, especially involving penile-vaginal penetration.

Wolowitz: Hang on. There really is a lady here?

Leonard: Uh-huh.

Wolowitz: And you want us out because you’re anticipating coitus?

Leonard: No, she’s just a friend.

Wolowitz: So she’s available for coitus?

Leonard: No, she’s – –

coituses

（ plural ）