Meaning of pilidium | Babel Free
Definitions
The free-swimming larva of certain proboscis worms, somewhat resembling a deerstalker hat. It has no resemblance to its parent, and the young worm undergoes development in its interior.
CEFR level
B2
Upper Intermediate
This word is part of the CEFR B2 vocabulary — upper intermediate level.
This word is part of the CEFR B2 vocabulary — upper intermediate level.