Striation (geology)
WordNet
noun
(1) A stripe or stripes of contrasting color
"Chromosomes exhibit characteristic bands"
"The black and yellow banding of bees and wasps"
(2) 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
WiktionaryText
Noun
- One of a number of parallel grooves and ridges in a rock or rocky deposit, formed by repeated twinning or cleaving of crystals.
- One of a number of parallel scratch lines in rock outcrops, formed when glaciers dragged rocks across the landscape.
- The action of marking with a stria.
- The result of being marked with a stria.
- a parallel series of small grooves, channels, or impressions typically within a metal roof panel used to help reduce the potential for oil-canning.