牝牡

pìnmǔ
male and female

CEDICT

動物的雌性與雄性。

重編國語辭典

Entry Composition

1 牝 pìn
  1. (of a bird, animal or plant) female
  2. keyhole
  3. valley
2 牡 mǔ
  1. (of a bird, animal or plant) male
  2. key
  3. hills

Containing this entry

牝牡驪黃 pìnmǔlíhuáng a black stallion or possibly a yellow mare (idiom); don't judge by outward appearance
驪黃牝牡 líhuángpìnmǔ a black stallion or possibly a yellow mare (idiom); don't judge by outward appearance

Related entries

兩性 liǎngxìng
  1. male and female
  2. both types (acid and alkaline, positive and negative etc)
  3. (chemistry) amphoteric
雌雄 cíxióng male and female
男女 nánnǚ
  1. male-female
  2. male and female
男女搭配，干活不累。

When man and woman unite, work is no longer as tiring.

Source: Tatoeba