Sift

Webster's Dictionary of the English Language

·vt To separate or part as if with a sieve.

II. Sift ·vt To examine critically or minutely; to Scrutinize.

III. Sift ·vt To separate with a sieve, as the fine part of a substance from the coarse; as, to sift meal or flour; to sift powder; to sift sand or lime.