Synonym for follicle ... 1. <anatomy> Generally a small sac or vesicle. ... 2. <botany> A kind of fruit formed from a single carpel, that splits to release its seeds. ... 3. <dermatology> A hair follicle, an invagination of the epidermis into the dermis surrounding the hair root. ... 4. <gynaecology, physiology> An ovarian f... Found on http://www.encyclo.co.uk/local/20973