totalizer vs totalisator

totalizer and totalisator both are nouns.

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

As nouns, totalizer and totalisator are synonyms defined as:

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

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

totalizer (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