1. Having a projecting lower jaw
   - prognathous, hypognathous

See also: lantern-jawed, prognathism

• acervulus
• acetabular
• acetabulum
• acetal
• acetaldehyde
• acetaldol
• acetamide
• acetaminophen
• acetanilid
• acetanilide
• acetate
• acetate disk
• acetate rayon
• acetic
• acetic acid
• acetic anhydride
• acetify
• acetin
• aceto-
• acetoacetic acid
• acetone
• acetone body
• acetonemia
• acetonic
• acetonuria