8 Wintry Words to Defrost Your Vocabulary
1795, genus of trees native to west Africa and introduced in New World tropics, Latinized form of a West African name of the tree (cf. Temne kola, Mandingo kolo). Meaning "carbonated soft drink" is 1920, short for Coca-Cola, Pepsi-Cola.
[second sense a wordplay on Coca-Cola, a trademark]