chemical

1 of 2

adjective

chem·​i·​cal ˈke-mi-kəl How to pronounce chemical (audio)
1
: of, relating to, used in, or produced by chemistry or the phenomena of chemistry
chemical reactions
2
a
: acting or operated or produced by chemicals
a chemical fire extinguisher
b
: detectable by chemical means
chemically adverb

chemical

2 of 2

noun

1
: a substance obtained by a chemical process or producing a chemical effect
2

Examples of chemical in a Sentence

Adjective They studied the compound's chemical structure.
Recent Examples on the Web
Adjective
Our group is now working on limits for two other domains: oceans and chemical pollution such as microplastics. Joyeeta Gupta, Scientific American, 20 Feb. 2024 Unlike mineral sunscreens, which can leave a white residue, this chemical sunscreen does not leave a white cast when applied to the skin. Ambrosia V. Brody, Parents, 20 Feb. 2024 Jamie then experienced a chemical pregnancy in 2018, and a miscarriage at 10 weeks along in January 2019. Hannah Sacks, Peoplemag, 20 Feb. 2024 Ninety-four percent of chemical leaders who responded to a recent Deloitte survey said that AI will be critical to their organization’s success over the next five years. Susan Galer, Forbes, 20 Feb. 2024 Eleven days later, on Aug. 20, 2020, Navalny was poisoned with a chemical nerve agent. Robyn Dixon, Emily Rauhala, arkansasonline.com, 20 Feb. 2024 One dead roach on a broken soap dispenser, one live roach on a chemical storage shelf, 67 pieces of rodent poop all over the place. David J. Neal, Miami Herald, 18 Feb. 2024 The German government said Navalny was poisoned with a chemical agent from the Novichok group, a conclusion supported by two other labs in France and Sweden. Laura Smith-Spark, CNN, 16 Feb. 2024 In Corpus Christi, on the south Texas coast, authorities last month stopped releasing water aimed at maintaining minimum viable ecology in the coastal wetlands, even as oil refineries and chemical plants remain exempt from water use restrictions during drought. Dylan Baddour, WIRED, 27 Jan. 2024
Noun
The person will conduct original research into the development and application of new risk assessment methods for extreme heat conditions, in addition to chemicals that have little or no toxicology testing in laboratory animals. Maya Miller, Sacramento Bee, 22 Feb. 2024 It is approved in Canada and other countries for use on commercial crops of cereal grains, which can be imported to the U.S. In EWG's study, the chemical was detected in 77 of 96 urine samples taken from 2017 to 2023, with levels increasing in the most recent years. Sara Moniuszko, CBS News, 21 Feb. 2024 This chemistry gives the molten rock a unique chemical fingerprint that can act like a tracer. Maya Wei-Haas, Smithsonian Magazine, 21 Feb. 2024 This month, the EPA proposed that labeling nine of the PFAS chemicals as hazardous. Jen Christensen, CNN, 20 Feb. 2024 Astronomers had just begun using prisms to investigate spectroscopy, splitting the sun's light into its component colors to study the star's chemical makeup. Rebecca Boyle, Scientific American, 20 Feb. 2024 He was eventually flown for treatment to Berlin, where German authorities announced he had been poisoned with the chemical nerve agent Novichok. Adam Taylor, Washington Post, 16 Feb. 2024 Different body scrubs perform differently on our skin due to their physical and chemical makeup. Alyssa Brascia, Peoplemag, 16 Feb. 2024 Farmers are also concerned that the EU's Green Deal, which calls for limits on the use of chemicals and on greenhouse gas emissions, will result in a reduction in production and income. CiarÁn Giles and Monika Scislowska The Associated Press, arkansasonline.com, 10 Feb. 2024 See More

These examples are programmatically compiled from various online sources to illustrate current usage of the word 'chemical.' Any opinions expressed in the examples do not represent those of Merriam-Webster or its editors. Send us feedback about these examples.

Word History

Etymology

Adjective

chemic or its source, Medieval Latin chimicus + -al entry 1

Noun

derivative of chemical entry 1

First Known Use

Adjective

1576, in the meaning defined at sense 1

Noun

1739, in the meaning defined at sense 1

Time Traveler
The first known use of chemical was in 1576

Dictionary Entries Near chemical

Cite this Entry

“Chemical.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/chemical. Accessed 26 Feb. 2024.

Kids Definition

chemical

1 of 2 adjective
chem·​i·​cal ˈkem-i-kəl How to pronounce chemical (audio)
1
: of, relating to, used in, or produced by chemistry
2
: acting or operated or produced by chemicals
chemically adverb

chemical

2 of 2 noun
: a substance (as an element or compound) obtained from a chemical process or used to get a chemical result

Medical Definition

chemical

1 of 2 adjective
chem·​i·​cal ˈkem-i-kəl How to pronounce chemical (audio)
1
: of, relating to, used in, or produced by chemistry
2
a
: acting or operated or produced by chemicals
b
: detectable by chemical means
chemically adverb

chemical

2 of 2 noun
1
: a substance (as an element or chemical compound) obtained by a chemical process or used for producing a chemical effect
2

More from Merriam-Webster on chemical

Last Updated: - Updated example sentences
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