bi·o·strome
| \ ˈbīəˌstrōm \
plural -s
Definition of biostrome
: a distinctly bedded or broadly lenticular body of rock composed mainly of the remains of sedentary organisms (such as shell beds, crinoid beds, or coral beds) — compare bioherm
Test Your Vocabulary
Commonly Confused Words Quiz
-
- I went to the ______ store to buy a birthday card.

Test your knowledge - and maybe learn something along the way.
TAKE THE QUIZ
A daily challenge for crossword fanatics.
TAKE THE QUIZLove words? Need even more definitions?
Merriam-Webster unabridged
Share biostrome