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English edit

 
Finlets on tail of Indian mackerel

Etymology edit

fin +‎ -let

Noun edit

finlet (plural finlets)

  1. (ichthyology) Small non-retractable fins, generally on the caudal peduncle between the last dorsal or anal fin and the caudal fin of some fishes. In some groups, such as tuna, finlets are rayless.

Anagrams edit