Anat. a fold or folding, esp. of the skin or mucous membrane
Origin of plicaML, a fold ; from Classical Latin plicare, to fold: see ply
A fold or ridge, as of skin, membrane, or shell.
Origin of plicaMedieval Latin, fold, from Latin plicare, to fold; see plek- in Indo-European roots.
(plural plicas or plicae)
- A fold or crease, especially of skin or other tissue.
- Polish plait, plica polonica, or plica neuropatica; a disease of the hair in which it becomes twisted and matted together.
- (botany) A diseased state in plants in which there is an excessive development of small entangled twigs, instead of ordinary branches.
- (zoology) The bend of the wing of a bird.
From Medieval Latin, from Latin plicare (“to fold")