totaliser vs totalisator

totaliser and totalisator both are nouns.

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

As nouns, totaliser and totalisator are synonyms defined as:

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

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

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