IPA: /ˈnæθəl/
KK: /ˈnæθəl/
Relating to the jaw or jaws.
The scientist studied the gnathal structure of the ancient fish.
Gnathal is derived from the Greek word "gnathos" (meaning jaw) combined with the suffix "-al" (meaning pertaining to). Thus, the term "gnathal" refers to something that pertains to the jaw.
Think of the Greek word for jaw, 'gnathos', to remember that 'gnathal' relates to the jaw.