Chemical - Definitions from Dictionary.com

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Dictionary.com Unabridged (v 1.1) - Cite This Source - Share This

chem·i·cal

Audio Help [kem-i-kuh

l] Pronunciation Key

–noun

1.	a substance produced by or used in a chemical process.

2.	chemicals, Slang. narcotic or mind-altering drugs or substances.

–adjective

3.	of, used in, produced by, or concerned with chemistry or chemicals: a chemical formula; chemical agents.

4.	used in chemical warfare: chemical weapons.

[Origin: 1570–80; chemic + -al¹; r. chimical chemic

]

—Related forms

chem·i·cal·ly, adverb

Dictionary.com Unabridged (v 1.1)
Based on the Random House Unabridged Dictionary, © Random House, Inc. 2006.

Encyclopædia Britannica, Inc.
Chemical

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American Heritage Dictionary - Cite This Source - Share This

chem·i·cal Audio Help (kěm'ĭ-kəl) Pronunciation Key
adj.

Of or relating to chemistry.
Of or relating to the properties or actions of chemicals.

A substance with a distinct molecular composition that is produced by or used in a chemical process.
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.

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The American Heritage® Dictionary of the English Language, Fourth Edition
Copyright © 2006 by Houghton Mifflin Company.
Published by Houghton Mifflin Company. All rights reserved.

Online Etymology Dictionary - Cite This Source - Share This
chemical

1576, from chemic "of alchemy" (a worn-down derivative of M.L. alchimicus) + -al suffix forming adjectives (see alchemy). Chemist (1562) was originally "alchemist;" in scientific sense 1626; in Britain, the preferred term for "dealer in medicinal drugs," first recorded in this sense 1802.

WordNet - Cite This Source - Share This

chemical
adjective
1.	relating to or used in chemistry; "chemical engineer"; "chemical balance"
2.	of or made from or using substances produced by or used in reactions involving atomic or molecular changes; "chemical fertilizer"
noun
1.	material produced by or used in a reaction involving changes in atoms or molecules

Kernerman English Multilingual Dictionary - Cite This Source - Share This
ˈchemical adjective

of chemistry
Example: a chemical reaction

Arabic:	كيميائي، كيماوي
Chinese (Simplified):	化学的
Chinese (Traditional):	化學的
Czech:	chemický
Danish:	kemisk
Dutch:	scheikundig
Estonian:	keemiline
Finnish:	kemiallinen
French:	chimique
German:	chemisch
Greek:	χημικός
Hungarian:	kémiai
Icelandic:	efna-, efnafræðilegur
Indonesian:	kimiawi
Italian:	chimico

Japanese:	化学の
Korean:	화학(작용)의
Latvian:	ķīmijas-; ķīmisks
Lithuanian:	cheminis
Norwegian:	kjemisk, kjemi-
Polish:	chemiczny
Portuguese (Brazil):	químico
Portuguese (Portugal):	químico
Romanian:	chimic
Russian:	химический
Slovak:	chemický
Slovenian:	kemičen
Spanish:	químico
Swedish:	kemisk
Turkish:	kimyasal

ˈchemical noun

a substance used in or obtained by a chemical process
Example: Some chemicals give off harmful fumes.

Arabic:	مادَّةٌ كيميائيه
Chinese (Simplified):	化学制品
Chinese (Traditional):	化學製品
Czech:	chemikálie
Danish:	kemi
Dutch:	scheikundige stof
Estonian:	kemikaal
Finnish:	kemikaali
French:	produit chimique
German:	die Chemikalie
Greek:	χημική ουσία
Hungarian:	vegyszer
Icelandic:	(efnafræðilegt) efni
Indonesian:	zat kimia
Italian:	prodotto chimico*

Japanese:	化学薬品
Korean:	화학 약품
Latvian:	ķimikālijas
Lithuanian:	chemikalas
Norwegian:	kjemikalium
Polish:	substancja chemiczna
Portuguese (Brazil):	produto químico
Portuguese (Portugal):	produto químico
Romanian:	produs chimic
Russian:	химические препараты
Slovak:	chemikália
Slovenian:	kemikalija
Spanish:	producto químico
Swedish:	kemikalie
Turkish:	kimyasal madde

See also: chemistry, chemist

The American Heritage Science Dictionary - Cite This Source - Share This

chemical Audio Help   (kěm'ĭ-kəl) Pronunciation Key
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.

The American Heritage® Science Dictionary
Copyright © 2002 by Houghton Mifflin Company.
Published by Houghton Mifflin Company. All rights reserved.

American Heritage Stedman's Medical Dictionary - Cite This Source - Share This

chemical chem·i·cal (kěm'ĭ-kəl)
adj.
Abbr. chem.

Of or relating to chemistry.
Of or relating to the properties or actions of chemicals.

A substance with a distinct molecular composition that is produced by or used in a chemical process.
A drug, especially an illicit or addictive one.

chem'i·cal·ly adv.

Merriam-Webster's Medical Dictionary - Cite This Source - Share This
Main Entry: ¹chem·i·cal
Pronunciation: 'kem-i-k&l
Function: adjective
1 : of, relating to, used in, or produced bychemistry
2 a : acting or operated or produced by chemicals b : detectable by chemical means —chem·i·cal·ly /-i-k(&-)lE/ adverb

Merriam-Webster's Medical Dictionary - Cite This Source - Share This
Main Entry: ²chemical
Function: noun
: a substance (as an element or chemical compound) obtained by a chemical process or used for producing a chemical effect

Webster's Revised Unabridged Dictionary - Cite This Source - Share This

Chemical

Chem"ic*al\, a. Pertaining to chemistry; characterized or produced by the forces and operations of chemistry; employed in the processes of chemistry; as, chemical changes; chemical combinations.

Chemical attraction or affinity. See under Attraction.

Webster's Revised Unabridged Dictionary - Cite This Source - Share This

Chemical

Chem"ic*al\, a. Pertaining to chemistry; characterized or produced by the forces and operations of chemistry; employed in the processes of chemistry; as, chemical changes; chemical combinations.

Chemical attraction or affinity. See under Attraction.

On-line Medical Dictionary - Cite This Source - Share This

chemical

chemical: in CancerWEB's On-line Medical Dictionary

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