Enter a clue or pattern or both:
The Clue
These are groovy (10 letter answer)
The Answer
STRIATIONS
Tags
Notes
The answer STRIATIONS is so rare that it appears less than once every 2500 puzzles.
Definition
STRIATION as a noun:
1. (stria, striation) = 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
2. (band, banding, stria, striation) = a stripe or stripes of contrasting color; "chromosomes exhibit characteristic bands"; "the black and yellow banding of bees and wasps"