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Definition of talc
talc
/tælk/
talc
Plural:talcs
•Adjective:talcose
•Past Simple:talced
•Past Participle:talced
•Present Participle:talcing
talc Lexical Profile
CEFR
C1
Grade
8
Tier
2
Usage
Top 10k
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• noun
1
A fine cosmetic or astringent powder made from purified, finely ground talc mineral, typically used to keep skin dry or prevent chafing.
Example
"After the baby's bath, she applied a light dusting of talc to prevent diaper rash."
2
A very soft, pale-colored, naturally occurring mineral composed of hydrated magnesium silicate, characterized by a soapy texture and used widely in ceramics, cosmetics, and paper manufacturing.
Example
"The geologist identified the smooth, green rock as a massive form of talc."
Synonyms
View all synonyms for talc• verb
1
To treat, coat, or rub with talcum powder.
Example
"The gymnast talced her hands thoroughly before gripping the uneven bars."
Synonyms
View all synonyms for talc• Rhymes for talc
Word Origin & Etymology
Late 16th century: from medieval Latin talcum, from Arabic ṭalq, ultimately from Persian tālk.
Cite this Entry
Wordmom. (2026). Definition of Talc. In Wordmom Dictionary. Retrieved Oct 14, 2026, from https://wordmom.com/dictionary/talc