| 单词 | phytotoxic |
| 释义 | phyt- /fīt-/ or phyto- /fī-tō-, -tə- or -to-/combining formDenoting plant ORIGIN: Gr phyton plant -phyte combining form Used to indicate a plant belonging to a particular habitat, or of a particular type -phytic /-fit-ik/ adj combining form phytoalexˈin noun (Gr alexein to ward off) any substance produced by a plant as a defence against disease phytobenthos /-benˈthos/ noun (Gr benthos depth) plants living at the bottom of water collectively phytochemˈical noun A chemical derived from a plant adjectiveOf chemicals in plants phytochemˈistry noun The chemistry of plant growth and metabolism and of plant products phyˈtochrome noun A plant pigment which absorbs red or infrared rays and has an important role in controlling growth, flowering, germination, etc phytoestrogen /fī-tō-ēsˈtrə-jən/ noun A plant substance similar to a weak oestrogen phytoestrogenˈic adjective phytogenˈesis or phytogeny /-tojˈi-ni/ noun Evolution of plants phytogenetˈic or phytogenetˈical adjective Relating to phytogenesis phytogenic /-jenˈik/ adjective Of vegetable origin phytogeogˈrapher noun phytogeographˈic or phytogeographˈical adjective phytogeogˈraphy noun The geography of plant distribution phytogˈrapher noun A descriptive botanist phytographˈic adjective phytogˈraphy noun Descriptive botany phytohorˈmone noun A plant hormone, regulating growth, etc Phytolaccˈa noun The pokeweed genus, giving name to the family Phytolaccāˈceae, related to the pinks and the goosefoots phytologˈical adjective phytolˈogist noun A botanist phytolˈogy noun Botany phyˈton noun The smallest part of a plant that when cut off may grow into a new plant phytonadione /fī-tō-nə-dīˈōn/ noun Phylloquinone, vitamin K1 phytonūˈtrient noun Any of various organic substances derived from plants that are believed to have health-giving properties phytopathologˈical adjective phytopatholˈogist noun phytopatholˈogy noun (Gr pathos suffering) the study of plant diseases phytophagic /-fajˈik/ or phytophagous /-tofˈə-gəs/ adjective (Gr phagein to eat) plant-eating phytoplankˈton noun (Gr plankton (neuter) wandering) vegetable plankton phytoremediāˈtion noun The use of plants to decontaminate soil by absorbing pollutants such as heavy metals phytoˈsis noun The presence of vegetable parasites or disease caused by them phytosterol /-tosˈtə-rol/ noun (formed on the model of cholesterol) a substance very like cholesterol obtained from plants phytotˈomist noun phytotomy /-totˈə-mi/ noun (see -tomy) plant anatomy phytotoxˈic adjective
phytotoxicˈity noun Harmfulness to plants phytotoxˈin noun
phytotron /fīˈtō-tron/ noun An apparatus that produces climates artificially for the study of plant growth |
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