Pronunciation: (gek'ō), [key]
—pl. geck•os, geck•oes.
any of numerous small, mostly nocturnal tropical lizards of the family Gekkonidae, usually having toe pads that can cling to smooth surfaces: the largest species, Gekko gecko, is sometimes kept as a pet.
Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease.