Archaic or rare term meaning wrinkling or causing corrugations.
From Latin 'corrugens,' present participle of 'corrugare.' This form is largely obsolete, replaced by 'corrugant' or 'corrugating.'
This is a word you'd find in medieval medical texts—physicians actually believed that certain internal imbalances caused the skin to become 'corrugent' or excessively wrinkled!
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