hypognathous

[ hahy-pog-nuh-thuhs ]

adjective

1. having the lower jaw or mandible longer than the upper.

hypognathous

/ haɪˈpɒɡnəθəs /

adjective

1. having a lower jaw that protrudes beyond the upper jaw
2. (of insects) having downturned mouthparts

Derived Forms

• hyˈpognathism, noun

Other Words From

• hy·pogna·thism noun

Word History and Origins

Origin of hypognathous¹

First recorded in 1870–75; hypo- + -gnathous

Example Sentences

Hypognathous: having the mouth parts directed more or less vertically ventrad.

From Project Gutenberg