D defs.my
Entry 1 sense Webster, 1913

Threadfin

/thrĕd'-fĭn/ · Thread·fin · IPA /ˈθɹɛdfɪn/
01 n. Any one of several species of fishes belonging to Polynemus and allied genera. They have numerous long pectoral filaments.
  1. 1.
    Any one of several species of fishes belonging to Polynemus and allied genera. They have numerous long pectoral filaments.(Zool.)