(ˌ)sərˈkāəd.əs noun
Usage: capitalized
Etymology: New Latin, from Greek kirkos hawk + New Latin -aëtus; akin to Latin crocire to croak (as of a raven), Sanskrit kṛkara, a kind of partridge, Old English hringan to ring — more at ring
: a genus of large Old World hawks intermediate in characters between the eagles and the harriers