Meaning of “erector muscle” in the English Dictionary

british dictionary

"erector muscle" in British English

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erector musclenoun [ C ]

uk /ɪˈrek.tə ˌmʌs.əl/ us /ɪˈrek.tɚ ˌmʌs.əl/ specialized

a muscle that can pull something, such as the human spine, into a vertical position

(Definition of “erector muscle” from the Cambridge Advanced Learner’s Dictionary & Thesaurus © Cambridge University Press)