fossate

/ˈfɑseɪt/
adjective
  1. Having a groove, channel, or hollow; furrowed.
    • The fossil shell had a fossate surface with distinct ridges.
    • Botanists described the stem as fossate, with deep grooves running along its length.
    • The ancient stone tool had a fossate pattern that helped with grip.
Antonyms
What does "fossate" mean? | whatsthatwordmean | whatsthatwordmean