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periosteum

Syllabification: (per·i·os·te·um)
Pronunciation: /ˌperēˈästēəm/

Definition of periosteum

noun (plural periostea /-ˈästēə/)

Anatomy
  • a dense layer of vascular connective tissue enveloping the bones except at the surfaces of the joints.

Derivatives

periosteal

Pronunciation: /-ˈästēəl/

adjective

Origin:

late 16th century: modern Latin, from Greek periosteon, from peri- 'around' + osteon 'bone'

periosteum in other Oxford dictionaries

Definition of periosteum in the British & World English dictionary

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