squaretail

[skwair-teyl]

noun

any of several fishes of the genus Tetragonurus, inhabiting deep waters of tropical and temperate seas, having a squarish tail and an armor of tough, bony scales.

Origin of squaretail

First recorded in 1835–45; square + tail1
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019