megagnathousadj.
Origin: Formed within English, by compounding. Etymons: mega- comb. form, -gnathous comb. form.
Etymology: < mega- comb. form + -gnathous comb. form. Compare earlier macrognathous adj.
Anatomy.
rare.
1892 Megagnathous, having a large jaw.
This entry has been updated (OED Third Edition, June 2001; most recently modified version published online March 2022).