creosote

American  

[kree-uh-soht] / ˈkri əˌsoʊt /

noun

1. an oily liquid having a burning taste and a penetrating odor, obtained by the distillation of coal and wood tar, used mainly as a preservative for wood and as an antiseptic.

2. coal-tar creosote.

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verb (used with object)

creosoted, creosoting

1. to treat with creosote.

creosote British  

/ ˈkrɪəˌsəʊt, ˌkrɪəˈsɒtɪk /

noun

1. a colourless or pale yellow liquid mixture with a burning taste and penetrating odour distilled from wood tar, esp from beechwood, contains creosol and other phenols, and is used as an antiseptic

2. Also called: coal-tar creosote.  a thick dark liquid mixture prepared from coal tar, containing phenols: used as a preservative for wood

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verb

1. to treat (wood) with creosote

creosote Scientific  

/ krē′ə-sōt′ /

1. A yellow or brown oily liquid obtained from coal tar and used as a wood preservative and disinfectant.

2. A colorless to yellowish oily liquid containing phenols, obtained by the destructive distillation of wood tar, especially from the wood of a beech, and formerly used as an expectorant in treating chronic bronchitis.

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Other Word Forms

• creosotic adjective
• uncreosoted adjective

Etymology

Origin of creosote

< German Kreosote (1832) < Greek kreo-, combining form of kréas flesh + sōtēr savior, preserver (in reference to its antiseptic properties)

Example Sentences

Perhaps the alarm bells should have started ringing when he began prescribing shampoo to treat a cold, creosote for toothache or suggested patients swallow their suppositories.

From BBC • Feb. 23, 2025

The wood preservative creosote, which has been associated with an increased risk of contracting cancer, was used for more than 80 years at the site until the 1980s.

From Washington Times • Sep. 27, 2023

A total of 7,400 tons of creosote piles were removed and more than 30,000 tons of clean sandy gravel dumped to cap decades of pollutants.

From Seattle Times • Jul. 27, 2023

A fleet of bulldozers, scrapers, excavators and graders was nearly done flattening the land — a beige moonscape devoid of cacti and creosote.

From Los Angeles Times • Jun. 27, 2023

He came to the back of the kennel, reeking of creosote and of rank straw.

From "Watership Down: A Novel" by Richard Adams