a particular complex anatomical part of a living thing and its construction and arrangement

a vertical fold of skin over the nasal canthus; typical for many east Asian peoples; sometimes occurs in Down's syndrome

either of two pairs of folds of mucous membrane projecting into the larynx

(anatomy) a fold or wrinkle or crease

(anatomy) a fold of dura mater that covers the cerebellum and supports the occipital lobes of the cerebrum