underhair


Also found in: Medical.

un·der·hair

 (ŭn′dər-hâr′)
n.
A covering of soft downy hairs lying underneath the outer hairs of an animal's coat; an undercoat.

underhair

(ˈʌndəˌhɛə)
n
(Zoology) the lower layer of an animal's hair
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References in periodicals archive ?
Brushes that comb out the dense underhair present in some dog's coats are particularly effective.
The fur of the beaver consists of two parts: the guard hair, up to two inches in length, and the underhair or fur, at most an inch long.
However, a higher proportion of underhairs in relation to guardhairs found in faeces suggest the presence of young prey (Quadros, 2002).