often attributive
: the soft wavy or curly usually thick undercoat of various hairy mammals and especially the sheep made up of a matrix of keratin fibers and covered with minute scales
: a product of wool
especially : a woven fabric or garment of such fabric
: a dense felted pubescence especially on a plant : tomentum
: a filamentous mass
usually used in combination
compare mineral wool, steel wool

Example Sentences

She doesn't like wool because it can be itchy. the wool from cashmere goats is considered by many to be the finest available
Recent Examples on the Web Which means the Yacht Club sweater polo—is made of a blend of wool and cashmere blend and featuring ribbed cuffs and hemline—perfect for brisk days on the green or the ocean blue. Michael Loré, Robb Report, 24 Jan. 2023 Also included in Cuyana's archive sale are sling bags, cashmere cardigans, and wool jackets. Gaby Keiderling, Town & Country, 19 Jan. 2023 Perfect for a walk on crisp fall and winter days, or an overnight getaway to the slopes, Sunspel's bomber jacket lies low in style but announces itself as a warm outer layer with a toasty blend of merino wool and cashmere. Maverick Li, Men's Health, 18 Jan. 2023 Only fragments survive, but evidence suggests Viking sails were roughly square shaped and made of wool dyed in bold colors or stripes to signify ownership, group identity, and status. National Geographic, 12 Jan. 2023 The fluffy design is fun and unique for a shoe, and nods to the brand's use of sheep's wool. Madison Flager, Condé Nast Traveler, 23 Dec. 2022 Inspired by vintage Icelandic sweaters, this style is made from a blend of wool and cashmere. Natalie Alcala, The Hollywood Reporter, 22 Dec. 2022 Plant fibers like cotton and linen work well for warmer climates, but lack the bounce of wool. Connie Chang, Popular Mechanics, 14 Dec. 2022 Made of merino wool with just a hint of stretchy elastane, these are favorites around the WIRED Gear Team for their thickness, softness, and durability. Scott Gilbertson Gear Team, WIRED, 29 Nov. 2022 See More

These example sentences are selected automatically from various online news sources to reflect current usage of the word 'wool.' Views expressed in the examples do not represent the opinion of Merriam-Webster or its editors. Send us feedback.

Word History


Middle English wolle, from Old English wull; akin to Old High German wolla wool, Latin vellus fleece, lana wool

First Known Use

before the 12th century, in the meaning defined at sense 1

Time Traveler
The first known use of wool was before the 12th century

Dictionary Entries Near wool

Cite this Entry

“Wool.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/wool. Accessed 9 Feb. 2023.

Kids Definition


: the soft wavy or curly usually thick undercoat of various mammals and especially the sheep
: a fabric or garment made of wool
: material that resembles a mass of wool

More from Merriam-Webster on wool

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