red discoloration

См. также в других словарях:

• red tide — red′ tide′ n. mcr a brownish red discoloration of marine waters caused by a huge aggregation of flagellates, esp. dinoflagellates, that often produce a potent neurotoxin that contaminates shellfish • Etymology: 1900–05 …   From formal English to slang

• red tide — noun seawater that is discolored by large numbers of certain dinoflagellates that produce saxitoxin • Hypernyms: ↑seawater, ↑saltwater, ↑brine * * * noun : seawater discolored by the presence of large numbers of dinoflagellates (especially of the …   Useful english dictionary

• red tide — a brownish red discoloration of marine waters caused by the presence of enormous numbers of certain microscopic flagellates, esp. the dinoflagellates, that often produce a potent neurotoxin that accumulates in the tissues of shellfish, making… …   Universalium

• red heart — noun : incipient decay in lumber indicated by a dark red discoloration not found in sound wood; specifically : red rot 2b * * * a treelike Californian shrub, Ceanothus spinosus, of the buckthorn family, having pale blue or white flowers. [1825… …   Useful english dictionary

• red leaf — noun 1. : a smartweed (Polygonum hydropiper) 2. : any of several plant diseases characterized by reddening of the foliage: as a. : a nonparasitic disease of oats of uncertain cause b. : a disease of the pear and grape caused by nutritional… …   Useful english dictionary

• red rot — Plant Pathol. any of several fungal diseases of sugarcane, sorgo, and some trees, characterized by a red discoloration within the affected stalks. [1590 1600] * * * …   Universalium

• red tide — ☆ red tide n. a reddish discoloration of sea waters, caused by large numbers of red dinoflagellates (esp. genera Gymnodinium and Gonyaulax) that kill fish and other organisms by releasing poisonous products …   English World dictionary

• red tide — noun an algal bloom of sufficient quantity to cause discoloration (often red) in a body of water; red tides can potentially cause irritation or death to exposed creatures …   Wiktionary

• Red eye — Also called conjunctivitis. Redness or irritation of the conjuctivae, the membranes on the inner part of the eyelids and the membranes covering the whites of the eyes. These membranes react to a wide range of bacteria, viruses, allergy provoking… …   Medical dictionary

• red tide — noun a discoloration of seawater caused by a bloom of toxic red dinoflagellates …   English new terms dictionary

• red node — noun : a virus disease of beans characterized by reddish discoloration at the nodes …   Useful english dictionary