Word | Noun | Adjective | Verb | Adverb |
---|---|---|---|---|
chemical substance | Yes | No | No | No |
chemical compound | Yes | No | No | No |
chemical substance (noun) | chemical compound (noun) |
---|---|
material produced by or used in a reaction involving changes in atoms or molecules | (chemistry) a substance formed by chemical union of two or more elements or ingredients in definite proportion by weight |