opposite sex

Noun

attributive

Japanese Meaning

異性

She realized that people of the opposite sex often face different social expectations.

彼女は、異性の人々がしばしば異なる社会的期待に直面していることに気づきました。

Sense（1）

Women in relation to men or men in relation to women.

Sense（2）

(attributively) Heterosexual, or otherwise relating to a relationship between a woman and a man.

The divorce rate for opposite sex marriages is increasing.

the opposite sex

（ canonical ）