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单词 chemical substance
释义

chemical substance


Thesaurus
Noun1.chemical substance - material produced by or used in a reaction involving changes in atoms or moleculeschemical substance - material produced by or used in a reaction involving changes in atoms or moleculeschemicalexplosive - a chemical substance that undergoes a rapid chemical change (with the production of gas) on being heated or struckmaterial, stuff - the tangible substance that goes into the makeup of a physical object; "coal is a hard black material"; "wheat is the stuff they use to make bread"reactant - a chemical substance that is present at the start of a chemical reactionAlar, daminozide - a chemical sprayed on fruit trees to regulate their growth so the entire crop can be harvested at one timecarrier - an inactive substance that is a vehicle for a radioactive tracer of the same substance and that assists in its recovery after some chemical reactionbacteriacide, bactericide - any chemical agent that destroys bacteriacarbon tetrahalide - compounds composed of 1 carbon and 4 halogen moleculescongener - a minor chemical constituent that gives a wine or liquor its distinctive characterchemical compound, compound - (chemistry) a substance formed by chemical union of two or more elements or ingredients in definite proportion by weightsoil conditioner - a chemical substance used to improve the structure of the soil and increase its porosity; "gypsum can be used as a soil conditioner"fertiliser, fertilizer, plant food - any substance such as manure or a mixture of nitrates used to make soil more fertileflux - a substance added to molten metals to bond with impurities that can then be readily removedfumigant - a chemical substance used in fumigationherbicide, weed killer, weedkiller - a chemical agent that destroys plants or inhibits their growthintermediate - a substance formed during a chemical process before the desired product is obtainedfraction - a component of a mixture that has been separated by a fractional processlarvicide - a chemical used to kill larval pestspesticide - a chemical used to kill pests (as rodents or insects)phytochemical - a chemical substance obtained from plants that is biologically active but not nutritiveproduct - a chemical substance formed as a result of a chemical reaction; "a product of lime and nitric acid"restrainer - a chemical that is added to a photographic developer in order to retard development and reduce the amount of fog on a filmstabilizer - a chemical that is added to a solution or mixture or suspension to maintain it in a stable or unchanging statesoftener - a substance added to another to make it less hard
EncyclopediaSeechemical

chemical substance


chemical substance

Pharmacology Any substance including alcohol, drugs, or medications–eg, those taken pursuant to a valid prescription for legitimate medical purposes, and in accordance with the prescriber's direction, as well as those taken illegally. See Substance abuse.

chemical substance


  • noun

Synonyms for chemical substance

noun material produced by or used in a reaction involving changes in atoms or molecules

Synonyms

  • chemical

Related Words

  • explosive
  • material
  • stuff
  • reactant
  • Alar
  • daminozide
  • carrier
  • bacteriacide
  • bactericide
  • carbon tetrahalide
  • congener
  • chemical compound
  • compound
  • soil conditioner
  • fertiliser
  • fertilizer
  • plant food
  • flux
  • fumigant
  • herbicide
  • weed killer
  • weedkiller
  • intermediate
  • fraction
  • larvicide
  • pesticide
  • phytochemical
  • product
  • restrainer
  • stabilizer
  • softener
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更新时间:2024/12/23 17:23:32