CHEMICALLY
chemically
(adverb) with respect to chemistry; “chemically different substances”; “chemically related”
chemically
(adverb) with chemicals; “chemically fertilized”
Source: WordNet® 3.1
Etymology 1
Adverb
chemically (comparative more chemically, superlative most chemically)
Using a chemical reaction, process, or operation.
According to the principles of chemistry.
Etymology 2
Adjective
chemically (comparative more chemically, superlative most chemically)
(colloquial) Reminiscent of chemicals.
Source: Wiktionary
Chem"ic*al*ly, adv.
Definition: According to chemical principles; by chemical process or
operation.
CHEMIC
Chem"ic, n. Etym: [See Chenistry.]
1. A chemist; an alchemist. [Obs.]
2. (Bleaching)
Definition: A solution of chloride of line.
Chem"ic, a.
Definition: Chemical. Blackw. Mag.
CHEMICAL
Chem"ic*al, a.
Definition: Pertaining to chemistry; characterized or produced by the
forces and operations of chemistry; employed in the processes of
chemistry; as, chemical changes; chemical comnbinations. Chemical
attraction or affinity. See under Attraction.
Chem"ic*al, n.
Definition: A substance used for producing a chemical effect; a reagent.
Source: Webster’s Unabridged Dictionary 1913 Edition