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[ih-rek-ter] /ɪˈrɛk tər/

Also, erecter. a person or thing that .
Anatomy. a muscle that the body or one of its parts.
(anatomy) any muscle that raises a part or makes it erect
a person or thing that erects

1530s, agent noun in Latin form from erect (v.).

erector e·rec·tor (ĭ-rěk’tər)
A muscle that makes a body part erect. Also called arrector.


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