Noun
(inorganic chemistry) the acid formally derived from sulphuric acid by replacing a hydroxyl (-OH) group by an amino (-NH2) group - SO2(OH)(NH2)
(organic chemistry) any organic compound derived from sulphamic acid by replacing one or two hydrogen atoms of the amine group by an organic radical — for example cyclamic acid where a hydrogen atom is replaced by a cyclohexyl radical
Source: en.wiktionary.org