One who strains.
A perforated screen or openwork (usually at the end of a suction pipe of a pump), used to prevent solid bodies from mixing in a liquid stream or flowline.
A device through which a liquid is passed for purification, filtering or separation from solid matter; anything (including a screen or a cloth) used to strain a liquid.
The act of winnowing
That which winnows or which is used in winnowing; a contrivance for fanning or winnowing grain.
To blow upon or toss about by blowing; to set in motion as with a fan or wings.
To separate, sift, analyse, or test by separating items having different values.
To subject (granular material, especially food grain) to a current of air separating heavier and lighter components, as grain from chaff.