bicolligate
adjective
bi·col·li·gate
(ˌ)bī-ˈkä-lə-ˌgāt
of certain birds
: having the three anterior toes connected by webs
Word History
Etymology
from (assumed) New Latin bicolligatus, from New Latin bi- entry 1 + Latin colligatus bound together, past participle of colligare to bind together