sifter

Short definition from Wiktionary

Noun

1. 1
   A tool for sifting, especially one for powdered cooking ingredients.
2. 2
   One who sifts.
3. 3
   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 lamellae of the beak.