Chemical

a.	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. Chemical attraction See under Attraction.
n.	1.	A substance used for producing a chemical effect; a reagent.

Noun	1.	chemical - produced by or used in a reaction involving changes in atoms or molecules
Adj.	1.	chemical - relating to or used in chemistry; "chemical engineer"; "chemical balance" Synonyms: chemic
	2.	chemical - of or made from or using substances produced by or used in reactions involving atomic or molecular changes; "chemical fertilizer"

Chile saltpeter, absolute alcohol, acetate, acetone, acid, acidity, agent, alcohol, aldehyde, alkali, alkalinity, alloisomer, amine, ammonia, amyl alcohol, anhydride, anion, antacid, arsenate, arsenite, atom, base, basic, basic anhydride, benzoate, bicarbonate, bicarbonate of soda, bichloride of mercury, biochemical, bisulfate, borate, borax, bromide, calcium carbonate, calcium hydroxide, carbide, carbohydrate, carbon dioxide, carbon monoxide, carbonate, cation, chemical element, chemicals, chemicobiological, chemicoengineering, chemicomineralogical, chemicophysical, chemurgic, chlorate, chlorite, chromate, chromoisomer, citrate, compound, copolymer, copolymeric, copolymerous, copperas, cyanide, dehydrated alcohol, dichromate, dimer, dimeric, dimerous, dioxide, disulfide, electrochemical, element, elemental, elementary, ester, ethanol, ether, ethyl, ethyl alcohol, fluoride, formaldehyde, fulminate, halide, halogen, heavy chemicals, heteromerous, high polymer, homopolymer, hydracid, hydrate, hydride, hydrocarbon, hydroxide, hypochlorite, inorganic chemical, inorganic chemistry, iodide, ion, isomer, isomerous, isopropyl alcohol, ketone, lactate, macrochemical, macromolecule, metamer, metameric, methane, methanol, methyl, methyl alcohol, molecule, monomer, monomerous, monoxide, neutralizer, niter, nitrate, nitride, nitrite, nonacid, organic chemical, oxalate, oxide, oxyacid, permanganate, peroxide, petrochemical, phosphate, phosphide, photochemical, physicochemical, phytochemical, polymer, polymeric, potash, potassium nitrate, pseudoisomer, radical, radiochemical, reagent, sal ammoniac, salt, saltpeter, silicate, sodium bicarbonate, sodium bromide, sodium chloride, sodium hypochlorite, sulfacid, sulfate, sulfide, sulfite, tartrate, thermochemical, trimer