Etheostomoid

Part of speech: adjective (a.)

1. Pertaining to, or like, the genus Etheostoma. -- n.

2. Any fish of the genus Etheostoma and related genera, allied to the perches; -- also called darter. The etheostomoids are small and often bright-colored fishes inhabiting the fresh waters of North America. About seventy species are known. See Darter.