IPA: /ˈklɪpiəl/
KK: /ˈklɪpiəl/
Relating to a specific part of an insect's anatomy, particularly the shield-like structure on the front of the head.
The clypeal structure helps protect the insect's face from damage.
Clypeal is derived from "clypeus" (meaning shield) in Latin. The suffix "-al" (meaning pertaining to) indicates a relation. Therefore, clypeal refers to something that pertains to or resembles a shield.
Think of 'clypeus' meaning shield, and remember that 'clypeal' describes something related to a shield.
No commonly confused words.