noun
: one of the clusters of embryonic dermal ectoderm cells that are precursors of hairs, sebaceous glands, and apocrine glands of the skin
noun
: one of the clusters of embryonic dermal ectoderm cells that are precursors of hairs, sebaceous glands, and apocrine glands of the skin
Webster's New International English Dictionary. Новый международный словарь английского языка Webster. 2012