Dictionary.com
Thesaurus.com

cotton wool

American  

noun

  1. cotton in its raw state, as on the boll or gathered but unprocessed.

  2. British. absorbent cotton.


cotton wool British  

noun

  1. Usual US term: absorbent cotton. Also called: purified cotton. bleached and sterilized cotton from which the gross impurities, such as the seeds and waxy matter, have been removed: used for surgical dressings, tampons, etc

  2. cotton in the natural state

  3. informal

    1. a state of pampered comfort and protection

    2. ( as modifier )

      a cotton-wool existence

"Collins English Dictionary — Complete & Unabridged" 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

Etymology

Origin of cotton wool

First recorded in 1590–1600

Example Sentences

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

See Examples For:

Joe Schmidt looks to have made a serious error by wrapping the rest of his Test players in cotton wool since the Lions landed.

From BBC ● Jul. 25, 2025

The frontline Wallabies have been wrapped in cotton wool since the Lions got here, so what the tourists have done is beat up dramatically depleted franchises.

From BBC ● Jul. 18, 2025

The Federal Aviation Administration in 1999 recommended that garments made of cotton, wool, leather, and yes, even denim were preferable over synthetics.

From Slate ● Mar. 14, 2025

But when elastane fibres are mixed with cotton, wool, nylon or other fibres, as is the case in many clothes today, the clothes become almost impossible to recycle.

From Science Daily ● Jan. 13, 2024

The flames had bitten his nose and his lips, yet Dustfinger kept finding him making torches of cotton wool and thin twigs.

From "Inkheart" by Cornelia Funke

Vocabulary.com logo
by dictionary.com

Dictionary.com's Learning Companion

Go beyond just looking up words.
Remember them forever with VocabTrainer.

Start training