oncidium
[ on-sid-ee-uh m ]
/ ɒnˈsɪd i əm /
noun
any of numerous tropical American orchids of the genus Oncidium, having clusters of flowers showing great variety in size, form, and color.
Also called
dancing lady orchid.
Origin of oncidium
< New Latin (1800), equivalent to Greek
onk(o)- (combining form of
ónkos barb of an arrow) + New Latin
-idium
-idium; so called from the crests on the labellum