siphonate

/S AY1 F AH0 N EY0 T/
adjective
  1. 1

    Having a siphon or siphons.

noun
  1. 1

    Any siphonate bivalve.

  2. 2

    (zoology, obsolete) One of the former group Siphonata, a lamellibranch with a siphon.