Word | Noun | Adjective | Verb | Adverb |
---|---|---|---|---|
chemical science | Yes | No | No | No |
catalyst | Yes | No | No | No |
chemical science (noun) | catalyst (noun) |
---|---|
the science of matter; the branch of the natural sciences dealing with the composition of substances and their properties and reactions | something that causes an important event to happen |
(chemistry) a substance that initiates or accelerates a chemical reaction without itself being affected |