splenius(redirected from splenius muscles)
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n. pl. sple·ni·i (-nē-ī′)
Either of two muscles of the back of the neck, extending from the upper vertebrae to the base of the skull, that rotate and extend the head and neck.
[New Latin splēnius, from Latin splēnium, patch, plaster (from its shape), from Greek splēnion, from splēn, spleen.]
sple′ni·al (-nē-əl) adj.
n, pl -nii (-nɪˌaɪ)
(Anatomy) anatomy either of two flat muscles situated at the back of the neck that rotate, flex, and extend the head and neck
[C18: via New Latin from Greek splēnion a plaster]
sple•ni•us(ˈspli ni əs)
n., pl. -ni•i (-niˌaɪ)
either of a pair of broad muscles at the back of the neck, serving to lift and turn the head.
[1725–35; < New Latin, for Latin splēnium < Greek splēníon plaster, patch]
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|Noun||1.||splenius - either of two flat muscles that extend from the upper vertebrae to the base of the skull and serve to rotate or flex or extend the head and neck|