Definition of prognathous in English:

prognathous

adjective ˈprɒɡnəθəsprɒɡˈneɪθəs

1Having a projecting lower jaw or chin.
（尤指人）凸颌的，凸颚的
1. 1.1 (of a lower jaw or chin) projecting.
  （下巴，颏）凸出的
  her chin was a little prognathous
  Example sentencesExamples
  Although the head is worn, a detail shows that the lower part of the face extends down to the trachea at the base of the neck; this roughened area, too massive to be simply a prognathous jaw, must instead represent a full beard.
  Exceedingly tall and gaunt with a long, prognathous jaw, he never took his eyes from me as he went over to an accordion wilted across a stool.
  Enlarged as though in a magnifying mirror, the abundant follicles sprout gut-string stubble as a gentle sleeping smile winks above the prognathous jaw.
  The prognathous jaw became a sign of lower development and of a closer relationship to primitive man.

Derivatives

prognathic

adjective prɒɡˈnaθɪk

The facial profile was categorized as retrognathic, neutral, or prognathic.
Example sentencesExamples
- Below the orbits, the face is more prognathic - the nose and jaw protrude farther in front of the braincase - than a human face.

prognathism

noun ˈprɒɡnəθɪz(ə)m

The new skull has a rather unusual combination of features: a flat face, high cheek bones, moderate prognathism, small molars, and it lacks a depression behind the brow ridge.

Origin

Mid 19th century: from pro-² 'before' + Greek gnathos 'jaw' + -ous.

Definition of prognathous in US English:

prognathous

adjective

1(especially of a person) having a projecting lower jaw or chin.
（尤指人）凸颌的，凸颚的
1. 1.1 (of a jaw or chin) projecting.
  （下巴，颏）凸出的
  her chin was a little prognathous
  Example sentencesExamples
  Exceedingly tall and gaunt with a long, prognathous jaw, he never took his eyes from me as he went over to an accordion wilted across a stool.
  The prognathous jaw became a sign of lower development and of a closer relationship to primitive man.
  Enlarged as though in a magnifying mirror, the abundant follicles sprout gut-string stubble as a gentle sleeping smile winks above the prognathous jaw.
  Although the head is worn, a detail shows that the lower part of the face extends down to the trachea at the base of the neck; this roughened area, too massive to be simply a prognathous jaw, must instead represent a full beard.
2. 1.2 (of an insect) having projecting mouthparts.

Origin

Mid 19th century: from pro- ‘before’ + Greek gnathos ‘jaw’ + -ous.

单词	prognathous
释义	Definition of prognathous in English: prognathous adjective ˈprɒɡnəθəsprɒɡˈneɪθəs 1Having a projecting lower jaw or chin. （尤指人）凸颌的，凸颚的 1.1 (of a lower jaw or chin) projecting. （下巴，颏）凸出的 her chin was a little prognathous Example sentencesExamples Although the head is worn, a detail shows that the lower part of the face extends down to the trachea at the base of the neck; this roughened area, too massive to be simply a prognathous jaw, must instead represent a full beard. Exceedingly tall and gaunt with a long, prognathous jaw, he never took his eyes from me as he went over to an accordion wilted across a stool. Enlarged as though in a magnifying mirror, the abundant follicles sprout gut-string stubble as a gentle sleeping smile winks above the prognathous jaw. The prognathous jaw became a sign of lower development and of a closer relationship to primitive man. Derivatives prognathic adjective prɒɡˈnaθɪk The facial profile was categorized as retrognathic, neutral, or prognathic. Example sentencesExamples Below the orbits, the face is more prognathic - the nose and jaw protrude farther in front of the braincase - than a human face. prognathism noun ˈprɒɡnəθɪz(ə)m The new skull has a rather unusual combination of features: a flat face, high cheek bones, moderate prognathism, small molars, and it lacks a depression behind the brow ridge. Origin Mid 19th century: from pro-² 'before' + Greek gnathos 'jaw' + -ous. Definition of prognathous in US English: prognathous adjective 1(especially of a person) having a projecting lower jaw or chin. （尤指人）凸颌的，凸颚的 1.1 (of a jaw or chin) projecting. （下巴，颏）凸出的 her chin was a little prognathous Example sentencesExamples Exceedingly tall and gaunt with a long, prognathous jaw, he never took his eyes from me as he went over to an accordion wilted across a stool. The prognathous jaw became a sign of lower development and of a closer relationship to primitive man. Enlarged as though in a magnifying mirror, the abundant follicles sprout gut-string stubble as a gentle sleeping smile winks above the prognathous jaw. Although the head is worn, a detail shows that the lower part of the face extends down to the trachea at the base of the neck; this roughened area, too massive to be simply a prognathous jaw, must instead represent a full beard. 1.2 (of an insect) having projecting mouthparts. Origin Mid 19th century: from pro- ‘before’ + Greek gnathos ‘jaw’ + -ous.
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