transitive verb (-ated; -ating) Date: 1867 to separate (as a mixture) into different portions especially by a fractional process, to divide or break up, fractionation noun fractionator noun
FRACTIONATE
Meaning of FRACTIONATE in English
Merriam Webster. Explanatory English dictionary Merriam Webster. Толковый словарь английского языка Мерриам-Уэбстер. 2012