unfossiliferous
/ˌʌnfɑsəˈlɪfərəs/
adjective
- Containing no fossils; not having any remains of ancient life preserved in rock.
- Students were disappointed to find the shale unfossiliferous after hours of searching.
- The geologist noted that the limestone layer was unfossiliferous, unlike the surrounding rock.
- The unfossiliferous sandstone offered no clues about the prehistoric environment.
Synonyms
Antonyms