HyperDic: chemical_change

English > 1 sense of the expression chemical change:
NOUNprocesschemical change, chemical process, chemical action(chemistry) any process determined by the atomic and molecular composition and structure of the substances involved
English > chemical change: 1 sense > noun 1, process
Meaning(chemistry) any process determined by the atomic and molecular composition and structure of the substances involved.
Synonymschemical process, chemical action
Categorychemistry, chemical scienceThe science of matter
NarroweracylationThe process of introducing an acyl group into a compound
agglutination, agglutinating activityThe coalescing of small particles that are suspended in solution
amylolysisconversion of starch to sugar
association(chemistry) any process of combination (especially in solution) that depends on relatively weak chemical bonding
bluing, blueingA process that makes something blue (or bluish)
calcificationA process that impregnates something with calcium (or calcium salts)
catalysis, contact actionAcceleration of a chemical reaction induced the presence of material that is chemically unchanged at the end of the reaction
chelationThe process of forming a ring by forming one or more hydrogen bonds
chemical reaction, reaction(chemistry) a process in which one or more substances are changed into others
chlorinationThe addition or substitution / substitution of chlorine in organic compounds
cleavageThe breaking of a chemical bond in a molecule resulting in smaller molecules
corrosion, corroding, erosionerosion by chemical action
crackingThe process whereby heavy molecules of naphtha or petroleum are broken down into hydrocarbons of lower molecular weight (especially in the oil-refining process)
de-iodinationThe removal of iodine atoms from organic compounds
deamination, deaminizationremoval of the amino radical from an amino acid or other amino compound
decalcificationLoss of calcium from bones or teeth
decarboxylationThe process of removing a carboxyl group from a chemical compound (usually replacing it with hydrogen)
demineralization, demineralisationThe removal of minerals and mineral salts from a liquid / liquid (especially from water)
desalination, desalinization, desalinisationThe removal of salt (especially from sea water)
digestionThe process of decomposing organic matter (as in sewage) by bacteria or by chemical action or heat
dissociation(chemistry) the temporary or reversible process in which a molecule or ion is broken down into smaller molecules or ions
gasificationThe process of changing into gas
gassingThe process of interacting with gas
hydrogenationA chemical process that adds hydrogen atoms to an unsaturated oil
intumescence, intumescency, swellingThe increase in volume of certain substances when they are heated (often accompanied by release of water)
inversionA chemical process in which the direction of optical rotation of a substance is reversed from dextrorotatory to levorotary or vice versa
iodinationThe substitution / substitution or addition of iodine atoms in organic compounds
mechanism, chemical mechanismThe atomic process that occurs during a chemical reaction
nitrificationThe chemical process in which a nitro group is added to an organic compound (or substituted for another group in an organic compound)
peptization, peptisationThe process of converting to a sol
photosynthesissynthesis of compounds with the aid of radiant energy (especially in plants)
polymerization, polymerisationA chemical process that combines several monomers to form a polymer or polymeric compound
precipitationThe process of forming a chemical precipitate
proteolysisThe hydrolysis of proteins into peptides and amino acids by cleavage of their peptide bonds
pyrochemical process, pyrochemistryProcesses for chemical reactions at high temperatures
sequestrationThe action of forming a chelate or other stable compound with an ion or atom or molecule so that it is no longer available for reactions
syneresis, synaeresisThe separation of liquid / liquid from a gel that is caused by contraction (as in cheese making)
synthesisThe process of producing a chemical compound (usually by the union of simpler chemical compounds)
transaminationThe process of transfering an amino group from one compound to another
transaminationThe process of transposing an amino group within a chemical compound
zymosis, zymolysis, fermentation, fermenting, fermentA process in which an agent causes an organic substance to break down into simpler substances
Broadernatural process, natural action, action, activityA process existing in or produced by nature (rather than by the intent of human beings)
Spanishproceso químico
Catalanprocés químic

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