totalisator vs totaliser

totalisator and totaliser both are nouns.

Word	Noun	Adjective	Verb	Adverb
totalisator	Yes	No	No	No
totaliser	Yes	No	No	No

As nouns, totalisator and totaliser are synonyms defined as:

totalisator and totaliser: computer that registers bets and divides the total amount bet among those who won

Other synonyms of totalisator include pari-mutuel machine, totalizator, totalizer.

totalisator (noun)	totaliser (noun)
computer that registers bets and divides the total amount bet among those who won	a calculator that performs simple arithmetic functions
	computer that registers bets and divides the total amount bet among those who won