D defs.my
Entry 2 senses Webster, 1913

Sifter

· Sift·er · IPA /ˈsɪftɚ/
01 n. One who, or that which, sifts.
  1. 1.
    One who, or that which, sifts.
  2. 2.
    Any lamellirostral bird, as a duck or goose; -- so called because it sifts or strains its food from the water and mud by means of the lamell� of the beak.(Zool.)