Yellowing or bleaching of plant tissues due to the loss of chlorophyll or failure of chlorophyll synthesis. Symptomatic of many plant diseases, also of deficiencies of light or certain nutrients.

Dictionary of molecular biology. 2004.


Look at other dictionaries:

  • Chlorosis — Chlo*ro sis, n. [NL., fr. Gr. chlwro s light green: cf. F. chlorose.] 1. (Med.) The green sickness; an an[ae]mic disease of young women, characterized by a greenish or grayish yellow hue of the skin, weakness, palpitation, etc. [1913 Webster] 2.… …   The Collaborative International Dictionary of English

  • chlorosis — chlorosis. См. хлороз. (Источник: «Англо русский толковый словарь генетических терминов». Арефьев В.А., Лисовенко Л.А., Москва: Изд во ВНИРО, 1995 г.) …   Молекулярная биология и генетика. Толковый словарь.

  • Chlorosis — Chlorōsis (Chlorōse), s. Bleichsucht …   Kleines Konversations-Lexikon

  • chlorosis — [klə rō′sis] n. [ModL: see CHLOR(O) & OSIS] 1. an abnormal condition of plants in which the green parts lose their color or turn yellow as a result of a lack of chlorophyll production due to disease, lack of light, etc. 2. a form of iron… …   English World dictionary

  • Chlorosis — For the form of anemia (Deficiency of red blood cells in humans), see Chlorosis (medicine). A corn plant with severe chlorosis (left) beside a normal plant (right). In botany, chlorosis is a condition in which leaves produce insufficient… …   Wikipedia

  • chlorosis — noun Date: 1678 1. an iron deficiency anemia especially of adolescent girls that may impart a greenish tint to the skin called also greensickness 2. a diseased condition in green plants marked by yellowing or blanching • chlorotic adjective …   New Collegiate Dictionary

  • chlorosis — chlorotic /klaw rot ik, kloh /, adj. chlorotically, adv. /klaw roh sis, kloh /, n. 1. an abnormally yellow color of plant tissues, resulting from partial failure to develop chlorophyll, caused by a nutrient deficiency or the activities of a… …   Universalium

  • chlorosis — noun a) An anaemia, due to deficiency of iron, characterized by a yellow green colouration of the skin; greensickness. b) A yellowing of plant tissue due to loss or absence of chlorophyll. See Also …   Wiktionary

  • chlorosis — Rarely used term for a form of chronic hypochromic microcytic (iron deficiency) anemia, characterized by a great reduction in hemoglobin out of proportion to the decreased number of red blood cells; observed chiefly in females from …   Medical dictionary

  • CHLOROSIS —    green sickness, a disease incident to young females at a critical period of life, causing a pale greenish complexion …   The Nuttall Encyclopaedia

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