splenius

noun
sple·​ni·​us | \ ˈsplē-nē-əs How to pronounce splenius (audio) \
plural splenii\ ˈsplē-​nē-​ˌī How to pronounce splenii (audio) \

Definition of splenius

: either of two flat oblique muscles on each side of the back of the neck and upper thoracic region

First Known Use of splenius

1732, in the meaning defined above

History and Etymology for splenius

New Latin, from Latin splenium plaster, compress, from Greek splēnion, from splēn

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The first known use of splenius was in 1732

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splenius

noun
sple·​ni·​us | \ -nē-əs How to pronounce splenius (audio) \
plural splenii\ -​nē-​ˌī How to pronounce splenii (audio) \

Medical Definition of splenius

: either of two flat oblique muscles on each side of the back of the neck and upper thoracic region:

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