any of an order (Proboscidea) of large mammals having tusks and a long, flexible, tubelike snout, as the elephant
Origin of proboscideansee proboscis and -an
of the proboscideans
Also sp. pro·bos·cid′ian
Any of various mammals of the order Proboscidea, including elephants and their extinct relatives, usually having a trunk and tusks.
Of or belonging to the order Proboscidea.
Origin of proboscideanFrom New Latin Proboscidea order name from Latin proboscis proboscid- proboscis ; see proboscis .