striation

1 any of a number of tiny parallel grooves such as: the scratches left by a glacier on rocks or the streaks or ridges in muscle tissue [syn: stria]

2 a stripe of contrasting color; "chromosomes exhibit characteristic bands" [syn: band, stria]

English

Etymology

stria + -tion

Noun

1. One of a number of parallel grooves and ridges in a rock, formed by repeated twinning of crystals.
2. One of a number of parallel scratch lines in rock outcrops, formed when glaciers dragged rocks across the landscape.
3. The action of marking with a stria.
4. The result of being marked with a stria.

Striations means a series of ridges, furrows or linear marks, and are used in several ways

• Glacial striation
• Striation (geology), a striation as a result of a geological fault
• In medicine, striated muscle
• Striations can be found in certain glasses. These have been caused by turbulent flow during teeming (pouring) of the glass.

band, bar, belt, bezel, chamfer, chase, chink, corrugation, crack, cranny, craze, cross-hatching, cut, dado, dash, delineation, diagonal, dotted line, engraving, flute, fluting, furrow, gash, gouge, groove, hachure, hairline, hatching, incision, line, lineation, list, microgroove, rabbet, rifling, ruck, rut, score, scratch, slash, slit, streak, streaking, stria, striature, striga, striola, strip, stripe, striping, stroke, sublineation, sulcation, sulcus, underline, underlining, underscore, underscoring, virgule, well-worn groove, wrinkle