Phototoxin
[foh-tuh-tok-sin] /ˈfoʊ təˌtɒk sɪn/
noun
1.
Biochemistry. a plant causing an allergic reaction when touched or eaten by a susceptible person or animal subsequently exposed to sunlight.
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[foh-tuh-trof, -trohf] /ˈfoʊ təˌtrɒf, -ˌtroʊf/ noun, Biology. 1. any organism that uses light as its principal source of energy. /ˈfəʊtəʊˌtrɒf/ noun 1. an organism that obtains energy from sunlight for the synthesis of organic compounds phototroph (fō’tə-trŏf’) An organism that manufactures its own food from inorganic substances using light for energy. Green plants, certain algae, […]
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[foh-tuh-trof, -trohf] /ˈfoʊ təˌtrɒf, -ˌtroʊf/ noun, Biology. 1. any organism that uses light as its principal source of energy. /ˈfəʊtəʊˌtrɒf/ noun 1. an organism that obtains energy from sunlight for the synthesis of organic compounds phototroph (fō’tə-trŏf’) An organism that manufactures its own food from inorganic substances using light for energy. Green plants, certain algae, […]
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plural noun, Bacteriology. 1. a group of bacteria, including the green bacteria and purple bacteria, whose energy for growth is derived from sunlight and whose carbon is derived from carbon dioxide or organic carbon.
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[foh-tuh-trop-ik, -troh-pik] /ˌfoʊ təˈtrɒp ɪk, -ˈtroʊ pɪk/ adjective, Botany. 1. growing toward or away from the light. 2. taking a particular direction under the influence of light.