opisthognathous


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op·is·thog·na·thous

 (ŏp′ĭs-thŏg′nə-thəs)
adj.
Having receding jaws or mouthparts directed backward.

[Greek opistho-, behind (from opisthen; see epi in Indo-European roots) + -gnathous.]

op′is·thog′na·thism n.

opisthognathous

(ˌɒpɪsˈθɒɡnəθəs)
adj
1. (Zoology) (of a person or animal) having receding jaws
2. (Medicine) (of a person or animal) having receding jaws
[C19: from Greek opisthen behind + -gnathous]
ˌopisˈthognathism n
ThesaurusAntonymsRelated WordsSynonymsLegend:
Adj.1.opisthognathous - having receding jaws
hypognathous, prognathic, prognathous - having a projecting lower jaw
References in periodicals archive ?
In Laccocorinae, the front of the head is folded posteroventrally such that the labrum is set back from the anterior margin of the head giving an opisthognathous appearance (Fig.
If a person is opisthognathous what does he or she have?
This may be partly due to not using more characters of the male and female postabdomen and to an avoidance of other somatic characters where definition is difficult, for example, the relative head shape: prognathous versus opisthognathous, the degree of convergence of eye margins, and the subtle wing characters.