caiman
Concise Oxford English Dictionary © 2008 Oxford University Press:
caiman /ˈkeɪmən/ (also cayman)
▶noun a semiaquatic tropical American reptile similar to an alligator, with a heavily armoured belly. [Caiman sclerops (spectacled caiman) and other species.]
– origin C16: from Sp. caimán, Port. caimão, from Carib acayuman.
'caiman' also found in these Oxford entries:
