Enter a clue or pattern or both:
The Clue
Sponge skeleton parts (8 letter answer)
The Answer
SPICULES
Tags
Notes
The answer SPICULES is so rare that it appears less than once every 2500 puzzles.
Definition
SPICULE as a noun:
1. (spicule, spiculum) = small pointed structure serving as a skeletal element in various marine and freshwater invertebrates e.g. sponges and corals