finlet

[ fin-lit ]

noun

1. a small, detached ray of a fin in certain fishes, as mackerels.

Word History and Origins

Origin of finlet¹

First recorded in 1870–75; fin ¹ + -let

Example Sentences

Each of the peculiar dorsal spines is primitively a single spine, not a finlet of several pieces, as some have suggested.

From Project Gutenberg