— stromatolitic /stroh mat'l it"ik/ , adj.
/stroh mat"l uyt'/ , n. Geol.
a laminated calcareous fossil structure built by marine algae and having a rounded or columnar form.
[ Stromatolith (1908) stromat-, s. of stroma STROMA + -o- -O- + G -lith -LITH; see -LITE ]