sulphamic acid

== English == === Alternative forms === sulfamic acid (or amino-sulfuric acid) === Noun === sulphamic acid (uncountable) (British spelling) (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