Learn how to say Gecko correctly in English with this tutorial pronunciation video.
Oxford dictionary definition of the word gecko:
noun (plural geckos or geckoes)
a nocturnal and often highly vocal lizard which has adhesive pads on the feet to assist in climbing on smooth surfaces. It is widespread in warm regions.
Gekkonidae and related families: numerous genera and species
late 18th century: from Malay dialect geko, gekok, imitative of its cry