Main Entry: pro·bos·ci·de·an

Pronunciation: \prə-ˌbä-sə-ˈdē-ən\

Variant(s): also pro·bos·cid·i·an \prə-ˌbä-ˈsi-dē-ən, (ˌ)prō-\

Function: noun

Etymology: ultimately from Latin proboscid-, proboscis

Date: 1835

: any of an order (Proboscidea) of large mammals comprising the elephants and extinct related forms (as mastodons)

— proboscidean adjective