Definition of opisthognathous in English:

opisthognathous

Syllabification: op·is·thog·na·thous
Pronunciation: /ˌäpəsˈTHäɡnəTHəs
 
/

adjective

Zoology
(Of an animal) having retreating jaws or teeth.
More example sentences
  • Here the head is opisthognathous with the labium short and fused to the thorax.

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Pronunciation: dəˈmôrəˌlīz
verb
cause (someone) to lose confidence or hope; dispirit