From Ancient Greek Σῖναι (Sînai) of uncertain etymology, but probably from Sanskrit चीन (cīna, “China”), possibly via Arabic اَلصِّين (aṣ-ṣīn, “China; the Chinese”) and usually held to derive from Old Chinese 秦 (*Dzin, “Qin”). See "Names of China" at Wikipedia.
- (culture) The Chinese, specifically:
- (geography) The land of the Chinese, specifically:
First-declension noun, plural only.
- (Republic of China): Rēs Pūblica Sīnārum (New Latin)
- (People’s Republic of China): Rēs Pūblica Populāris Sīnārum (New Latin)