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periosteum

per·i·os·te·um

periosteum

 
pronunciation:
pe ri a sti m
features:
Word Parts
part of speech: noun
inflections: periostea
definition: a tough, fibrous membrane that covers all bones except at the joints.
derivations: periosteal (adj.), periosteally (adv.)
Word Parts
The word periosteum contains the following parts:
oste, osteo Greek root that means bone