Definition of "exfoliation" [ex•fo•li•a•tion]

• The scaling off of a bone, a rock, or a mineral, etc.; the state of being exfoliated. (noun)
• The loss of leaves from a plant. (noun)
• The removal of a layer of skin, as in cosmetic preparation. (noun)

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• "The process, known in scientific circles as exfoliation, is slow, labor-intensive and inefficient."
• "You can naturally remove a tan and whiten your skin by a process known as exfoliation --- the removal of outer, tanned layers of dead skin, revealing the lighter skin underneath."
• "This process is called exfoliation, and it normally begins at around six or seven years of age."