chemical


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Related to chemical: chemical pregnancy, chemical peel

chem·i·cal

 (kĕm′ĭ-kəl)
adj.
1. Of or relating to chemistry.
2. Of or relating to the properties or actions of chemicals.
3. Of or relating to chemical weapons: chemical warfare.
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

(ˈkɛmɪkəl)
n
(Chemistry) any substance used in or resulting from a reaction involving changes to atoms or molecules, esp one derived artificially for practical use
adj
1. (Chemistry) of or used in chemistry: chemical balance.
2. (Chemistry) of, made from, or using chemicals: chemical fertilizer.
ˈchemically adv

chem•i•cal

(ˈkɛm ɪ kəl)

n.
1. a substance produced by or used in chemistry.
2. chemicals, Slang. narcotic or mind-altering drugs or substances.
adj.
3. of, used in, produced by, or concerned with chemistry or chemicals: a chemical formula.
4. used in chemical warfare: chemical weapons.
[1570–80]
chem′i•cal•ly, adv.

chem·i·cal

(kĕm′ĭ-kəl)
Adjective
Relating to or produced by means of chemistry: a chemical discovery; a chemical change.
Noun
A substance obtained by or used in a chemical process; a chemical compound.

chemical

A unit of mass equal to 1⁄16 of the weighted mass of the three naturally occurring neutral oxygen isotopes. 1 amu chemical = (1.660 ± 0.000 05) x 10-27 kg. Formerly called the atomic weight unit.
ThesaurusAntonymsRelated WordsSynonymsLegend:
Noun1.chemical - material produced by or used in a reaction involving changes in atoms or moleculeschemical - material produced by or used in a reaction involving changes in atoms or molecules
explosive - 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
herbicide, weed killer, weedkiller - a chemical agent that destroys plants or inhibits their growth
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

noun compound, drug, substance, synthetic substance, potion The whole food-chain is affected by the over-use of chemicals in agriculture.

Chemical elements

SymbolsAtomic numbers
hydrogenH1
heliumHe2
lithiumLi3
berylliumBe4
boronB5
carbonC6
nitrogenN7
oxygenO8
fluorineF9
neonNe10
sodiumNa11
magnesiumMg12
aluminium or (U.S.) aluminumAl13
siliconSi14
phosphorusP15
sulphur or (U.S.) sulfurS16
chlorineCl17
argonAr18
potassiumK19
calciumCa20
scandiumSc21
titaniumTi22
vanadiumV23
chromiumCr24
manganeseMn25
ironFe26
cobaltCo27
nickelNi28
copperCu29
zincZn30
galliumGa31
germaniumGe32
arsenicAs33
seleniumSe34
bromineBr35
kryptonKr36
rubidiumRb37
strontiumSr38
yttriumY39
zirconiumZr40
niobiumNb41
molybdenumMo42
technetiumTc43
rutheniumRu44
rhodiumRh45
palladiumPd46
silverAg47
cadmiumCd48
indiumIn49
tinSn50
antimonySb51
telluriumTe52
iodineI53
xenonXe54
caesium or (U.S.) cesiumCs55
bariumBa56
lanthanumLa57
ceriumCe58
praseodymiumPr59
neodymiumNd60
promethiumPm61
samariumSm62
europiumEu63
gadoliniumGd64
terbiumTb65
dysprosiumDy66
holmiumHo67
erbiumEr68
thuliumTm69
ytterbiumYb70
lutetium or luteciumLu71
hafniumHf72
tantalumTa73
tungsten or wolframW74
rheniumRe75
osmiumOs76
iridiumIr77
platinumPt78
goldAu79
mercuryHg80
thalliumTl81
leadPb82
bismuthBi83
poloniumPo84
astatineAt85
radonRn86
franciumFr87
radiumRa88
actiniumAc89
thoriumTh90
protactiniumPa91
uraniumU92
neptuniumNp93
plutoniumPu94
americiumAm95
curiumCm96
berkeliumBk97
californiumCf98
einsteiniumEs99
fermiumFm100
mendeleviumMd101
nobeliumNo102
lawrenciumLr103
rutherfordiumRf104
dubniumDb105
seaborgiumSg106
bohriumBh107
hassiumHs108
meitneriumMt109
Translations
كيميائي، كيماويمادَة كِيميائِيَّةمادَّةٌ كيميائيه
chemikáliechemický
kemikaliekemiskkemi
kemiallinenkemikaalikova huume
kemikalija
kémiaivegyszer
efna-, efnafræîilegurefni
化学薬品
화학 제품
chimic
chemickýchemikália
kemičenkemikalija
kemikaliekemisk
สารเคมี
kimyasalkimyasal maddekimyevî
hóa chất

chemical

[ˈkemɪkəl]
A. ADJquímico
C. CPD chemical engineer Ningeniero/a m/f químico/a
chemical engineering Ningeniería f química
chemical warfare Nguerra f química
chemical weapon Narma f química

chemical

[ˈkɛmɪkəl]
adjchimique
nproduit m chimiquechemical engineer ningénieur m chimistechemical engineering ngénie m chimique

chemical

adjchemisch; chemical accidentChemieunfall m; chemical castrationchemische Kastration
nChemikalie f

chemical

:
chemical engineer
nChemieingenieur(in) m(f)
chemical engineering
nChemotechnik f
chemically
advchemisch
chemical toilet
nChemietoilette f
chemical warfare

chemical

[ˈkɛmɪkl]
1. adjchimico/a
2. nprodotto chimico

chemistry

(ˈkemistri) noun
(the science that deals with) the nature of substances and the ways in which they act on, or combine with, each other. Chemistry was his favourite subject; the chemistry of the blood.
ˈchemical adjective
of chemistry. a chemical reaction.
noun
a substance used in or obtained by a chemical process. Some chemicals give off harmful fumes.
ˈchemist noun
1. a scientist who studies or works in chemistry. an industrial chemist.
2. (American ˈdruggist) a person who makes up and sells medicines and usually also soap, make-up etc.
3. a chemist's shop. Where is the nearest chemist?

chemical

مادَة كِيميائِيَّة chemikálie kemikalie Chemikalie χημική ουσία sustancia química kemikaali produit chimique kemikalija sostanza chimica 化学薬品 화학 제품 chemische stof kjemikalie chemiczny substância química химическое вещество kemikalie สารเคมี kimyasal hóa chất 化学品

chem·i·cal

a. químico-a;
___ peelpeladura ___;
___ dependency___ dependencia en productos químicos.

chemical

adj químico; n sustancia química, producto químico
References in classic literature ?
Niepce, a Frenchman, discovered "actinism," that power in the sun's rays which produces a chemical effect; that granite rocks, and stone structures, and statues of metal "are all alike destructively acted upon during the hours of sunshine, and, but for provisions of Nature no less wonderful, would soon perish under the delicate touch of the most subtle of the agencies of the universe.
As soon as it was over I showed to Sir Ozana these words which I had written on the inside of his hat: Chemical Department, Labor- atory extension, Section G.
Here Camilla put her hand to her throat, and began to be quite chemical as to the formation of new combinations there.
Was there some subtle affinity between the chemical atoms that shaped themselves into form and colour on the canvas and the soul that was within him?
He got a job as "a sort of bottle-washer at six dollars a week," he says, in a chemical shop in New York.
The doctor had bought the house from the heirs of a celebrated surgeon; and his own tastes being rather chemical than anatomical, had changed the destination of the block at the bottom of the garden.
The very place, where he have been alive, Undead for all these centuries, is full of strangeness of the geologic and chemical world.
Would he obtain air by chemical means, in getting by heat the oxygen contained in chlorate of potash, and in absorbing carbonic acid by caustic potash?
The physiology, the chemical rhythm of the creature, may also be made to undergo an enduring modification,--of which vaccination and other methods of inoculation with living or dead matter are examples that will, no doubt, be familiar to you.
But to come to a stop involved the jamming of myself, molecule by molecule, into whatever lay in my way; meant bringing my atoms into such intimate contact with those of the obstacle that a profound chemical reaction--possibly a far-reaching explosion --would result, and blow myself and my apparatus out of all possible dimensions--into the Unknown.
And where it came upon water some chemical action occurred, and the surface would be instantly covered with a powdery scum that sank slowly and made way for more.
In consequence again of those accursed laws of consciousness, anger in me is subject to chemical disintegration.