Perchlorate is a chemical word that refers to the salt of perchloric acid. Some synonyms for perchlorate include perchloric acid salt, chlorate(VII), and hyperchlorate. Chlorate(VII) is an ionic compound with the perchlorate ion, which has a negative charge. Hyperchlorate is another term for perchlorate, and it is used to describe chemicals that contain a high amount of chlorine as compared to other halogens. Other synonyms for perchlorate include chlorate anion, anionic chlorate, and TAC (total oxidizable carbon). These terms are used in different chemical contexts, but they all refer to the same general class of chemical compounds.