noun an abnormally yellow color of plant tissues, resulting from partial failure to develop chlorophyll, caused by a nutrient deficiency or the activities of a pathogen. Also called greensickness. . Pathology a benign type of iron-deficiency anemia in adolescent girls, marked by a pale yellow-green complexion. Origin of chlorosis
First recorded in
1675–85; chlor- 1
-osis Related forms chlo·rot·ic , [klaw- rot-ik, kloh-] /klɔˈrɒt ɪk, kloʊ-/ adjective chlo·rot·i·cal·ly, adverb
Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019
Examples from the Web for chlorosis Historical Examples of chlorosis
The color index is most significant in
chlorosis and pernicious anemia.
Iron and Aloetic purges may be prescribed in
Chlorosis and Amenorrha.
An excellent medicine in
chlorosis, hysteria, and atonic amenorrha.
It is only moderately productive and for some years has been affected with
Recommended as a restorative in debility,
chlorosis, and other diseases of debility, especially those of a nervous character. British Dictionary definitions for chlorosis noun Also called: greensickness pathol a disorder, formerly common in adolescent girls, characterized by pale greenish-yellow skin, weakness, and palpitation and caused by insufficient iron in the body botany a deficiency of chlorophyll in green plants caused by mineral deficiency, lack of light, disease, etc, the leaves appearing uncharacteristically pale Derived Forms chlorotic ( klɔːˈrɒtɪk), adjective Word Origin for chlorosis
chloro- + -osis
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition
© William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins
Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012
n. A form of chronic anemia, primarily of young women, characterized by a greenish-yellow discoloration of the skin and usually associated with deficiency in iron and protein. chloremia Related forms chlo•rot ( ′ic -rŏt) ′ĭk adj.
The American Heritage® Stedman's Medical Dictionary
Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.
The yellowing or whitening of normally green plant tissue because of loss or decreased production of chlorophyll, often as a result of disease, insufficient light, or inadequate sources of iron and magnesium.
The American Heritage® Science Dictionary
Copyright © 2011. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.