the condition of being prognathous; the condition of having a projecting jaw
例句
X-ray cephalometry showed some cases with light mandibular prognathism. 均为替牙期功能性反牙合，X线头影测量显示部分病例为轻度下颌前突。
Objective To introduce a prosthetic orthodontic method of adult malformation of alveosubnasl prognathism. 目的介绍一种成人上颌前突畸形的修复正畸方法。
Mandibular prognathism is a fairly common dentoskeletal defect among the Asian population. 摘要下颚骨前突在亚洲人非常普遍。
Hutton CE.Patients' evaluation of surgical correction of prognathism:survey of 32 patients[J].J Oral Surg,1967,25(3):225. 宋玉萍;马骏.;颌面部畸形患者的心理分析与干预[J]
Conclusion:The application of the orthodontic force is advantageous to the treatment and maintainment of the mandible prognathism in the developmental stage. 结论：应用此种矫形力有利于颌骨发育阶段骨性反颌的治疗和保持。
