talc

noun

ˈtalk 

1

: a very soft mineral that is a basic silicate of magnesium, has a soapy feel, and is used especially in making talcum powder

2

: talcum powder

talcose

ˈtal-ˌkōs 

adjective

Examples of talc in a Sentence

Recent Examples on the Web

Our top setting powders for mature skin Thanks to its lightweight texture and reliable staying power, Laura Mercier’s cult-favorite talc-free powder earns our top spot for mature skin. — Brigitt Earley, Glamour, 25 June 2026

The formula is talc-free, hypoallergenic, and suitable for all skin types, especially those with sensitive skin. — Alicia Geigel, Southern Living, 11 June 2026

Vi-Jon manufactured store-brand baby powders, body powders and foot powders using talc for years, with store-brand powders sold at stores such as Walmart, Target and Walgreens. — Imani Cruzen, Twin Cities, 25 May 2026

Johnson & Johnson said decades of scientific testing have shown that talc is safe. — Michael L. Diamond, USA Today, 15 Apr. 2026

Word History

Etymology

French, from Middle French talk, from Medieval Latin talc, talcum, from Arabic ṭalq

First Known Use

1610, in the meaning defined at sense 1

Kids Definition

talc

noun

ˈtalk 

: a very soft mineral that consists of a silicate of magnesium, has a soapy feel, and is used especially in making talcum powder

Medical Definition

talc

noun

ˈtalk 

: a very soft mineral Mg₃Si₄O₁₀(OH)₂ that is a basic silicate of magnesium, has a soapy feel, and is used especially in making talcum powder