chem·i·cal (k m  -k l)adj. 1. Of or relating to chemistry. 2. Of or relating to the properties or actions of chemicals. n. 1. A substance with a distinct molecular composition that is produced by or used in a chemical process. 2. A drug, especially an illicit or addictive one. [Obsolete chimical, from chimic, alchemist, from New Latin chimicus, from Medieval Latin alchimicus, from alchymia, alchemy; see alchemy.] chem i·cal·ly adv. |
chemical
Noun
any substance used in or resulting from a reaction involving changes to atoms or molecules
Adjective
1. of or used in chemistry
2. of, made from, or using chemicals: a chemical additive found in many foods
chemically adv
| chemical (km-kl) Adjective Relating to or produced by means of chemistry. Noun A substance having a specific molecular composition, obtained by or used in a chemical process. |
ThesaurusLegend: Synonyms Related Words Antonyms
| Noun | 1. |  chemical - material produced by or used in a reaction involving changes in atoms or moleculesexplosive - a chemical substance that undergoes a rapid chemical change (with the production of gas) on being heated or struck material, 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 reaction Alar, daminozide - a chemical sprayed on fruit trees to regulate their growth so the entire crop can be harvested at one time carrier - an inactive substance that is a vehicle for a radioactive tracer of the same substance and that assists in its recovery after some chemical reaction bacteriacide, bactericide - any chemical agent that destroys bacteria carbon tetrahalide - compounds composed of 1 carbon and 4 halogen molecules congener - a minor chemical constituent that gives a wine or liquor its distinctive character chemical compound, compound - (chemistry) a substance formed by chemical union of two or more elements or ingredients in definite proportion by weight soil 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 fertile flux - a substance added to molten metals to bond with impurities that can then be readily removed fumigant - a chemical substance used in fumigation intermediate - a substance formed during a chemical process before the desired product is obtained fraction - a component of a mixture that has been separated by a fractional process larvicide - a chemical used to kill larval pests pesticide - a chemical used to kill pests (as rodents or insects) phytochemical - a chemical substance obtained from plants that is biologically active but not nutritive product - 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 film stabilizer - a chemical that is added to a solution or mixture or suspension to maintain it in a stable or unchanging state softener - a substance added to another to make it less hard |
| Adj. | 1. | chemical - relating to or used in chemistry; "chemical engineer"; "chemical balance" |
| 2. | chemical - of or made from or using substances produced by or used in reactions involving atomic or molecular changes; "chemical fertilizer" |
chemical
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