Word | Noun | Adjective | Verb | Adverb |
---|---|---|---|---|
fluorine | Yes | No | No | No |
halogen | Yes | No | No | No |
fluorine (noun) | halogen (noun) |
---|---|
a nonmetallic univalent element belonging to the halogens; usually a yellow irritating toxic flammable gas; a powerful oxidizing agent; recovered from fluorite or cryolite or fluorapatite | any of five related nonmetallic elements (fluorine or chlorine or bromine or iodine or astatine) that are all monovalent and readily form negative ions |