chlorophyll

play
noun chlo·ro·phyll \ˈklȯr-ə-ˌfil, -fəl\

Definition of chlorophyll

  1. 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 chlorophyll a, chlorophyll b

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

chlorophyllous

play \ˌklȯr-ə-ˈfi-ləs\ adjective

Recent Examples of chlorophyll from the Web

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.

Origin and Etymology of chlorophyll

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


CHLOROPHYLL Defined for English Language Learners

chlorophyll

play
noun

Definition of chlorophyll for English Language Learners

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


CHLOROPHYLL Defined for Kids

chlorophyll

play
noun chlo·ro·phyll \ˈklȯr-ə-ˌfil\

Definition of chlorophyll for Students

  1. :  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


Medical Dictionary

chlorophyll

play
noun chlo·ro·phyll \ˈklōr-ə-ˌfil, ˈklȯr-, -fəl\

Medical Definition of chlorophyll

  1. 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 chlorophyll a, chlorophyll b

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

chlorophyllous

\ˌklōr-ə-ˈfil-əs, ˌklȯr-\play also

chlorophyllose

\-ˈfil-ˌōs, -(ˌ)fil-ˈ\play adjective


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