Definitions

1. adjective

resembling or characteristic of a belemnite, a type of fossilized cephalopod shell

“The belemnoid fossils found in the rock formation were a fascinating discovery for paleontologists.”

2. noun

a type of fossilized cephalopod shell

“The museum displayed various belemnoids and other ancient marine life fossils.”

3. adjective

having a shape resembling a belemnite

“The belemnoid structure of the mineral added to its unique beauty and value.”