swordtail

Updated About encyclopedia.com content Print Article Share Article
views updated

sword·tail / ˈsôrdˌtāl/ • n. a livebearing freshwater fish (Xiphophorus helleri, family Poeciliidae) of Central America, popular in aquariums. The lower edge of the tail is elongated and brightly marked in the male.

More From encyclopedia.com

You Might Also Like