coal tar

noun

Definition of coal tar

: tar obtained by distillation of bituminous coal and used especially as an industrial fuel, in making dyes, and in the topical treatment of skin disorders

Examples of coal tar in a Sentence

Recent Examples on the Web Last month, concerns about soil contamination under the airport surfaced, including coal tar, a by-product of coal gasification plants that existed in virtually every American city at the turn of the last century. Kenneth R. Gosselin, Hartford Courant, 9 May 2022 Buy It, $22 Unlike the brand's other version (aka the Neutrogena T/Gel Therapeutic Shampoo) that uses coal tar, this Neutrogena dandruff shampoo uses salicylic acid. Anthea Levi, Health.com, 24 Sep. 2021 McGarry and others argue disturbing the coal tar so close to the Connecticut River could cause as-yet unknown effects on the surrounding environment. Kenneth R. Gosselin, courant.com, 23 Mar. 2022 Those plants provided residents with the comforts of heat and light, but left coal tar contamination behind. Kenneth R. Gosselin, courant.com, 24 Mar. 2022 Some of the most common ones include pyrithione zinc, salicylic acid, ketoconazole, and coal tar. Anthea Levi, Health.com, 24 Sep. 2021 Earlier that day, Falhberg had been investigating the chemistry of coal tar derivatives and spilled some on his hands. Patrick Wilson, Outside Online, 7 Aug. 2020 And this year, an undetermined amount of coal tar oil leaked into the Seekonk River at the project site, contaminating soil and bringing emergency crews to the area. Globe Staff, BostonGlobe.com, 23 Dec. 2021 Grebien said the coal tar is being cleaned up and extra booms are being added to protect the river. Globe Staff, BostonGlobe.com, 23 Dec. 2021 See More

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

First Known Use of coal tar

1785, in the meaning defined above

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Time Traveler for coal tar

Time Traveler

The first known use of coal tar was in 1785

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Dictionary Entries Near coal tar

coal seam

coal tar

coal-tar dye

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Statistics for coal tar

Last Updated

15 May 2022

Cite this Entry

“Coal tar.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/coal%20tar. Accessed 18 May. 2022.

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More Definitions for coal tar

coal tar

noun
\ ˈkōl- How to pronounce coal tar (audio) \

Medical Definition of coal tar

: tar obtained by distillation of bituminous coal and used in the treatment of some skin diseases by direct local application to the skin

More from Merriam-Webster on coal tar

Britannica.com: Encyclopedia article about coal tar

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