toner

noun

ton·​er ˈtō-nər 

: one that tones or is a source of tones: such as

a

: a substance (such as a thermoplastic powder) used especially to develop an image (such as a latent xerographic image) on a piece of paper

b

: a liquid cosmetic for cleansing the skin and contracting the pores

c

: a solution used to impart color to a silver photographic image

Examples of toner in a Sentence

Recent Examples on the Web

Its three-in-one formula works as a toner to smooth skin texture, a serum to hydrate and firm, and a finishing spray to refresh skin or makeup as needed. —Melanie Fincher, Southern Living, 6 Feb. 2026

From cleansers and toners to serums and sunscreens, these products have delivered real results, smart formulations, and lasting innovation. —Lily Wohlner, Allure, 1 Feb. 2026

The company is known for its ability to respond to the needs of customers including different varieties of toner and small-lot orders. —Japan Contributor, Forbes.com, 30 Jan. 2026

Before getting ahead of yourself, that doesn’t mean layering on a million milky toners, a plethora of hydrating serums, and barrier-repairing products. —Conçetta Ciarlo, Vogue, 28 Jan. 2026

Word History

Etymology

tone entry 2 + -er entry 2

First Known Use

1888, in the meaning defined above

Rhymes for toner

• donor
• kroner
• kronor
• loner
• owner
• stoner
• homeowner
• landowner
• shipowner

Medical Definition

toner

noun

ton·​er

ˈtō-nər

: one that tones

a muscle toner

especially : a liquid cosmetic for cleansing the skin and contracting the pores

facial toners