from Wiktionary, Creative Commons Attribution/Share-Alike License

  • n. An abnormal projection of the jaws

from the GNU version of the Collaborative International Dictionary of English

  • n. Projection of the jaws.

from The Century Dictionary and Cyclopedia

  • n. The prognathic state or condition; the quality of being prognathic; the condition of having a small facial or a large craniofacial angle. See orthognathous.

from WordNet 3.0 Copyright 2006 by Princeton University. All rights reserved.

  • n. the condition of being prognathous; the condition of having a projecting jaw


Sorry, no etymologies found.


  • In race description the prominence of the edges of the jaws is called prognathism, and its absence orthognathism.

    Scientific American Supplement, No. 392, July 7, 1883

  • Exaggerated prominence of the maxillaries is called prognathism; that of the superior maxilla is seen in the North American Indians.

    Anomalies and Curiosities of Medicine

  • Various methods have been devised in order to express with some accuracy the degree of prognathism or orthognathism of any given skull; most of these methods being essentially modifications of that devised by Peter Camper, in order to attain what he called the


  • From Central Asia eastward to the Pacific Islands and subcontinents on the one hand, and to America on the other, brachycephaly and orthognathism gradually diminish, and are replaced by dolichocephaly and prognathism, less, however, on the


  • But a little consideration will show that any ‘facial angle’ that has been devised, can be competent to express the structural modifications involved in prognathism and orthognathism, only in a rough and general sort of way.


  • Japanese; there is no tendency towards prognathism; and the fold of integument which conceals the upper eyelids of the Japanese is never to be met with.

    Unbeaten Tracks in Japan

  • It presents no appearance of that prognathism which diminishes the facial angle.

    Journey to the Interior of the Earth

  • The other type is quasi-Hindú in its delicacy of form, with small heads, oval faces, noses à la Roxolane, lips sub-tumid but without prognathism, and fine almond-shaped eyes, with remarkably thick and silky lashes.

    Two Trips to Gorilla Land and the Cataracts of the Congo

  • Animals have snouts that project out from their faces prognathism, leaving them chinless.

    The Source

  • On the whole, the prognathism is considerable but is not as variable as that of Manóbos and of Mandáyas.

    The Manóbos of Mindanáo Memoirs of the National Academy of Sciences, Volume XXIII, First Memoir


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