flumina pilorum

flumen

 [floo´men] (pl. flu´mina) (L.)
a stream.
flu´mina pilo´rum the lines along which the hairs of the body are arranged.

hair streams

the curved lines along which the hairs are arranged on the head and various parts of the body, especially noticeable in the fetus.
Synonym(s): flumina pilorum

flumina pilorum

(floo′mĭ-nă pī-lō′rŭm) [L., rivers of hair]
1. The curved lines along which the hairs of the body are arranged, esp. in the fetus.
2. Hairs lying in the same direction.

flumina pilorum

hair streams; the direction of the hair flow.