(endocrinology) A test for whether a substance should be considered a male sex hormone. / (historical) A method of determining racial identity, based on how easily a comb passes through a person's hair.

Alternative form of horse-comb

Alternative form of toothcomb

Alternative form of toothcomb

Alternative form of toothcomb

(now historical) A tortoiseshell comb.

A specialised comb with a flat surface covered by serried ranks of fine teeth used to disentangle the fibres of wool prior to spinning.

plural of comb-brush

(dated) To comb or go through (hair, an animal's fur, etc.) with a comb having fine, closely spaced teeth. / (figuratively) To search (something or somewhere) meticulously.

A comb with fine, closely spaced teeth, especially one used for removing head lice and their nits (eggs) from the hair; a nit comb. / (figuratively) A means of making a thorough search.