FRONTAL BONE • DICTIONARY ONE.COM • Definition of Frontal bone

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/frˈəntəl boʊn/ Listen

Frontal bone

noun

The large cranial bone forming the front part of the cranium: includes the upper part of the orbits. Synonyms: forehead, os frontale.

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Etymology of 'Frontal bone'

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"Frontal bone" Quotes from Famous Books

... arrested development, it sometimes remains thus in man when adult, more especially in the lower prognathous races. Hence Canestrini concludes that some ancient progenitor of man must have had this bone normally divided into two portions, which afterwards became fused together. In man the frontal bone consists of a single piece, but in the embryo, and in children, and in almost all the lower mammals, it consists of two pieces separated by a distinct suture. This suture occasionally persists ...

— The Descent of Man and Selection in Relation to Sex • Charles Darwin

... sword-cut on Dick's head, and Dick explained briefly how he had come by it. When the flame was removed, Dick saw the doctor's face, and the fear came upon him again. The doctor wrapped himself in a mist of words. Dick caught allusions to 'scar,' 'frontal bone,' 'optic nerve,' 'extreme caution,' and the 'avoidance ...

— The Light That Failed • Rudyard Kipling

Words linked to "Frontal bone" : glabella, membrane bone, forehead, ophryon, braincase, brainpan, mesophyron, frontal eminence, cranium, metopion, os frontale