| Word | Definitions | Synonyms |
|---|---|---|
| anesthyl | (noun) a mixture of methyl and ethyl chloride; sprayed on as a local anesthetic | - |
| ethyl | (noun) the univalent hydrocarbon radical C2H5 derived from ethane by the removal of one hydrogen atom | Synonyms: ethyl group, ethyl radical |
| hydroxymethyl | (noun) a methyl with hydroxide replacing the hydrogen atoms | - |
| methyl | (noun) the univalent radical CH3- derived from methane | Synonyms: methyl group, methyl radical |