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English definition of “serratus”

serratus

noun [singular]     /seˈrɑː.təs/ US  /səˈreɪ.t̬əs/ specialized
one of the three muscles of the main part of the body . It is shaped like a saw (= a long cutting tool with points along one edge ) and starts in the spine or the ribs Substances and structures in the body
(Definition of serratus noun from the Cambridge Advanced Learner's Dictionary & Thesaurus © Cambridge University Press)
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