The Collaborative International Dictionary
Plectognathic
Plectognathic \Plec`tog*nath"ic\, Plec-tognathous \Plec-tog"na*thous\, a. (Zo["o]l.) Of or pertaining to the Plectognathi.
Wiktionary
plectognathic
a. (context zoology English) Of or relating to the plectognaths. alt. (context zoology English) Of or relating to the plectognaths.