Webster dictionary was developed by Noah Webster in the beginning of 19th century. On this website, you can find definition for chemical from the 1913 edition of Webster's Revised Unabridged Dictionary. Define chemical using one of the most comprehensive free online dictionaries on the web.

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Part of Speech: Noun
Results: 2
1. Pertaining to chemistry; characterized or produced by the forces and operations of chemistry; employed in the processes of chemistry; as, chemical changes; chemical combinations.
Part of Speech: noun
1. A substance used for producing a chemical effect; a reagent.
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