say it: uh-KYOO-myuh-lay-tur
accumulator is a noun meaning "a person who is employed to collect payments (as for rent or taxes)". It carries 3 recorded senses.
tax
a voltaic battery that stores electric charge
(computer science) a register that has a built-in adder that adds an input number to the contents of the register
computer science
Forms marked · are formed by the regular rule rather than recorded in the source data. English keeps a few hundred irregulars and the rest follow the pattern, so the rule is right far more often than not — but it is a rule, and the mark says so.
Definitions, synonyms and semantic relations for accumulator come from Princeton University’s WordNet. The pronunciation comes from the CMU Pronouncing Dictionary. Commonness is measured against a corpus of everyday English. Full sources and licences.