trochilidæ

from The Century Dictionary.

• noun A family of tenuirostral macrochirous picarian birds peculiar to America, whose typical genus is Trochilus; the humming-birds or colibris. See humming-bird (with cut), for description, and cuts under Atthis, Calypte, Docimastes, Eriocnemis, Eutoxeres, sappho, sheartail, Soathura, sun-gem, and thornbill.