Dictionary

frontal bone

noun

Definition of FRONTAL BONE

:  a bone that forms the forehead and roofs over most of the orbits and nasal cavity and that at birth consists of two halves separated by a suture

First Known Use of FRONTAL BONE

1741

frontal bone

noun    (Medical Dictionary)

Medical Definition of FRONTAL BONE

:  a bone that forms the forehead and roofs over most of the orbits and nasal cavity and that at birth consists of two halves separated by a suture; also :  either of the two halves especially in a vertebrate in which they do not unite to form a single bone

Illustration of FRONTAL BONE

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