1. A narrow band-like structure, a general term for such longitudinal collections of nerve fibres in the brain.
2. A thin narrow groove or channel in the surface of something; such as, a decorative feature on a column.
3. A stripe, streak, or narrow band; for example, a band of nerve fibers or stretch marks seen in pregnancy striae gravidarum.
4. A series of parallel lines, or tiny grooves, on the surface of a crystal, indicative of the mode of growth.

Striae cutis distensae related to pregnancy.

Striae cutis distensae refers to bands of thin wrinkled skin, initially red but becoming purple and white, which occur commonly on the abdomen, buttocks, and thighs, at puberty and/or during and following pregnancy, and result from atrophy of the dermis and overextension of the skin.