periosteum

noun
peri·​os·​te·​um | \ˌper-ē-ˈä-stē-əm \
plural periostea\ˌper-​ē-​ˈä-​stē-​ə \

Definition of periosteum 

: the membrane of connective tissue that closely invests all bones except at the articular surfaces

First Known Use of periosteum

1574, in the meaning defined above

History and Etymology for periosteum

New Latin, from Late Latin periosteon, from Greek, neuter of periosteos around the bone, from peri- + osteon bone — more at osseous

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The first known use of periosteum was in 1574

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More Definitions for periosteum

periosteum

noun
peri·​os·​te·​um | \-tē-əm \
plural -tea\-​tē-​ə \

Medical Definition of periosteum 

: the membrane of connective tissue that closely invests all bones except at the articular surfaces

More from Merriam-Webster on periosteum

Britannica.com: Encyclopedia article about periosteum

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