Having the function or purpose of removing outer layers; relating to or promoting exfoliation.
From 'exfoliate' + the suffix '-ory' indicating a function or purpose. An alternative form of 'exfoliative' with slightly more technical usage.
You might see 'exfoliatory' on skincare labels (more formal than 'exfoliating'), but it's the same concept—it's marketing language wrapped in impressive Latin terminology to make a scrub sound scientifically advanced.
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