chlorophyll

noun
chlo·​ro·​phyll | \ ˈklȯr-ə-ˌfil How to pronounce chlorophyll (audio) , -fəl \

Definition of chlorophyll

1 : the green photosynthetic pigment found chiefly in the chloroplasts of plants and occurring especially as a blue-black ester C55H72MgN4O5 or a dark green ester C55H70MgN4O6

called also respectively chlorophyll a, chlorophyll b

2 : a waxy green chlorophyll-containing substance extracted from green plants and used as a coloring agent or deodorant

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Other Words from chlorophyll

chlorophyllous \ ˌklȯr-​ə-​ˈfi-​ləs How to pronounce chlorophyll (audio) \ adjective

Examples of chlorophyll in a Sentence

Recent Examples on the Web Today the brand's products—including the cult-favorite skin-care sticks and viral chlorophyll mask—are carried at Ulta, Target, and Whole Foods. Bella Cacciatore, Glamour, 10 June 2021 Over the last six years the Southern Ocean Carbon and Climate Observations and Modeling project (SOCCOM) has deployed 200 robotic floats with advanced sensors to measure oxygen, sunlight, chlorophyll, nitrate and acidity. Katy Scott, CNN, 3 June 2021 Dan Oren, a professor of psychiatry at Yale who credits Cook with pioneering light therapy, points to the quasi-identical molecular structures of the light-catching parts of chlorophyll and of hemoglobin. Julian Sancton, Time, 12 May 2021 Meanwhile, Press Juicery has been featuring chlorophyll water in its cleanses since at least 2015. Elise Taylor, Vogue, 10 May 2021 As of this writing, #chlorophyll has over 250 million views. Elise Taylor, Vogue, 10 May 2021 McInnis Canyons National Conservation Area, Colorado and Utah: Set out from the northern terminus of the 142-mile Kokopelli Trail, a bikepacking classic that runs from Fruita, Colorado, to Moab, Utah. H1: Gimme that sweet, sweet chlorophyll. Shawnté Salabert, Outside Online, 3 May 2021 Asner, for example, spent three years using aircraft to map the biodiversity and health of forests in Peru through subtle variations in chlorophyll and other nutrients. Paul Voosen, Science | AAAS, 15 Apr. 2021 By measuring the intensity of green chlorophyll or detecting the signatures of excess salts or fungus, for example, researchers can evaluate the health of crops and forests. Paul Voosen, Science | AAAS, 5 May 2021

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

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First Known Use of chlorophyll

1819, in the meaning defined at sense 1

History and Etymology for chlorophyll

French chlorophylle, from chlor- + Greek phyllon leaf — more at blade

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Time Traveler for chlorophyll

Time Traveler

The first known use of chlorophyll was in 1819

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Statistics for chlorophyll

Last Updated

16 Jun 2021

Cite this Entry

“Chlorophyll.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/chlorophyll. Accessed 23 Jun. 2021.

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More Definitions for chlorophyll

chlorophyll

noun

English Language Learners Definition of chlorophyll

: the green substance in plants that makes it possible for them to make food from carbon dioxide and water

chlorophyll

noun
chlo·​ro·​phyll | \ ˈklȯr-ə-ˌfil How to pronounce chlorophyll (audio) \

Kids Definition of chlorophyll

: the green coloring matter found mainly in the chloroplasts of plants that absorbs energy from sunlight to produce carbohydrates from carbon dioxide and water during photosynthesis

chlorophyll

noun
chlo·​ro·​phyll | \ ˈklōr-ə-ˌfil, ˈklȯr-, -fəl How to pronounce chlorophyll (audio) \

Medical Definition of chlorophyll

1 : the green photosynthetic coloring matter of plants found in chloroplasts and made up chiefly of a blue-black ester C55H72MgN4O5 and a dark green ester C55H70MgN4O6

called also respectively chlorophyll a, chlorophyll b

2 : a waxy green chlorophyll-containing substance extracted from green plants and used as a coloring agent or deodorant

Other Words from chlorophyll

chlorophyllous \ ˌklōr-​ə-​ˈfil-​əs, ˌklȯr-​ How to pronounce chlorophyll (audio) \ also chlorophyllose \ -​ˈfil-​ˌōs, -​(ˌ)fil-​ˈ How to pronounce chlorophyll (audio) \ adjective

More from Merriam-Webster on chlorophyll

Nglish: Translation of chlorophyll for Spanish Speakers

Britannica English: Translation of chlorophyll for Arabic Speakers

Britannica.com: Encyclopedia article about chlorophyll

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