weatherfish

[ weth-er-fish ]

noun

, plural (especially collectively) weath·er·fish, (especially referring to two or more kinds or species) weath·er·fish·es.

1. any of several loaches of the genus Misgurnus, especially the European M. fossilis, which shows increased activity in response to changes in barometric pressure.

Word History and Origins

Origin of weatherfish¹

First recorded in 1885–90; weather + fish