corrugentadj.
Mistaken form of corrugant adj.; in corrugent muscle = corrugator n. 2.
ΚΠ
1728 E. Chambers Cycl. Corrugent Muscle, the same as Corrugator Supercilii.
1818 in H. J. Todd Johnson's Dict. Eng. Lang. ; and in mod. Dicts.
This entry has not yet been fully updated (first published 1893; most recently modified version published online June 2019).
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adj.1728