Taster /(tāst"ẽr)/

Tast·er

Taster

n.
  1. One who tastes; especially, one who first tastes food or drink to ascertain its quality.
    Thy tutor be thy taster, ere thou eat.
  2. That in which, or by which, anything is tasted, as, a dram cup, a cheese taster, or the like.
  3. One of a peculiar kind of zooids situated on the polyp-stem of certain Siphonophora. They somewhat resemble the feeding zooids, but are destitute of mouths. See Siphonophora. (Zool.)