plicae

noun
  1. 1

    A fold or crease, especially of skin or other tissue.

  2. 2

    Polish plait, plica polonica, or plica neuropatica: a disease of the hair in which it becomes twisted and matted together.

  3. 3

    A diseased state in plants in which there is an excessive development of small entangled twigs, instead of ordinary branches.

  4. 4

    The bend of the wing of a bird.

  5. 5

    A neume, in the form of a tail at the end of a ligature, indicating an additional note.

Source: https://en.wiktionary.org/wiki/plica, https://en.wiktionary.org/wiki/plicae