صيح

7 انصاح ذ said of a garment, or piece of cloth, It became slit, or rent, or much slit or rent. (A, Msb. [See also 7 in art. صوح.]) And انصاحت العَصَا The staff became much split or cracked; as also ↓ تصيّحت. (A.) ― -b2- [Hence,] انصاح is also said of the dawn and of lightning (tropical:) [meaning It showed its light: originally, became cleft: as expl. in art. صوح]. (A.)