Simple Definition of toner
: a dark powder that is used like ink in machines that print and copy documents
: a liquid that is used to clean and tighten the skin
Full Definition of toner
: one that tones or is a source of tones: asa : a solution used to impart color to a silver photographic imageb : a substance (as a thermoplastic powder) used especially to develop an image (as a latent xerographic image) on a piece of paperc : a liquid cosmetic for cleansing the skin and contracting the pores
First Known Use of toner
Medical Definition of toner
: one that tones <a muscle toner>; especially : a liquid cosmetic for cleansing the skin and contracting the pores <facial toners>
Learn More about toner
Medical Dictionary: Definition of "toner"
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