cyclamate
Concise Oxford English Dictionary © 2008 Oxford University Press:
cyclamate /ˈsɪkləmeɪt, ˈsʌɪk-/
▶noun Chemistry a salt of a synthetic organic acid, formerly used as an artificial sweetener.
– origin 1950s: contr. of cyclohexylsulphamate.
'cyclamate' also found in these Oxford entries:

