accumulator

/əˈkjum.jəˌleɪ.tɚ/

//əˈkjum.jəˌleɪ.tɚ// noun

"accumulator" is a 11-letter English headword indexed on PlainSpell.

The verdict

“accumulator” is a moderately-common English word, ranked #41,493 in English word frequency and used as a noun.

#41,493
frequency rank, English
11
letters
14
tracked misspellings
3
confusable pairs

According to Wiktionary data (CC BY-SA, analyzed May 6, 2026) - One who, or that which, accumulates.

Visual similarity to commonly confused words

How many letter changes separate each confused pair (Levenshtein distance, normalized).

accumulator vs accumulate
82% similar
accumulator vs accumulated
82% similar
accumulator vs accumulation
83% similar

Source: PlainSpell confusable corpus (Wiktionary, CC BY-SA).

Key facts for accumulator
PropertyValue
Headwordaccumulator
LanguageEnglish
Part of speechNoun
IPA/əˈkjum.jəˌleɪ.tɚ/
Letters11
Frequency rank#41,493
Misspellings tracked14
Confusable pairs3
SourceWiktionary (kaikki.org)

Where “accumulator” sits in English frequency

Every-word frequency runs from the handful of words we use constantly (left) to the long tail used once in a blue moon (right). accumulator lands here:

#1#100#1K#10K#100K
← used constantlyrarely used →

Scale is logarithmic (each tick is 10× rarer). Source: FrequencyWords open word-frequency list.

Spelling & Dictionary Insight

The English entry for accumulator is 11 letters long, classified as a noun, and transcribed in the International Phonetic Alphabet as /əˈkjum.jəˌleɪ.tɚ/. Corpus data places it at rank #41,493 in overall English word frequency, marking it as uncommon enough that many writers pause before typing it. Wiktionary records 10 distinct senses for this headword, so context determines which meaning a reader should apply.

Our generated misspelling index lists 14 likely wrong-spelling variants for accumulator, with forms such as "accmuulator", "accumluator", and "accummulator". Each of these forms differs from the correct spelling by one small edit: a doubled letter, a dropped silent letter, or a substituted vowel. It also participates in 3 confusable-pair relationships, "accumulate", "accumulated", "accumulation", since the words sound or look close enough that writers reach for the wrong one mid-sentence.

Etymologically, the entry records: From Latin accumulātor, agent noun of accumulō (“pile up”), accumulate + -or. The correct English form is accumulator, spelled A-C-C-U-M-U-L-A-T-O-R.

Definition

  1. 1
    One who, or that which, accumulates.
  2. 2
    A wet-cell storage battery.
  3. 3
    A collective bet on successive events, with both stake and winnings being carried forward to accumulate progressively.
  4. 4
    A system of elastic springs for relieving the strain upon a rope, as in deep-sea dredging.
  5. 5
    A vessel containing pressurized hot water ready for release as steam.
  6. 6
    A container which stores hydraulic power for release, in the form of a pressurized fluid (often suspended within a larger tank of fluid under pressure).
  7. 7
    A register or variable used for holding the intermediate results of a computation or data transfer.
  8. 8
    A derivative contract under which the seller commits to sell shares of an underlying security at a certain strike price, which the buyer is obligated to buy.
  9. 9
    One who takes two higher degrees simultaneously, to reduce their length of study.
  10. 10
    A one way membership function.

Etymology

From Latin accumulātor, agent noun of accumulō (“pile up”), accumulate + -or.

This word in other languages

Common misspellings

Also misspelled as: accmuulator,accumluator,accummulator,accumualtor,accumulaotr,accumulatorr,accumulatro,accumulattor,accumullator,accumultaor,accuumlator,acucmulator,acumulator,cacumulator

Misspelling Pattern Breakdown

How far each generated variant is from the correct spelling of accumulator - counted as single-character edits (an insertion, a deletion, or a substituted letter). The larger the bar, the easier the typo is to spot; one-edit slips are the ones that sneak past readers.

accmuulator2accumluator2accummulator1accumualtor2accumulaotr2accumulatorr1accumulatro2accumulattor1
Edit distance from "accumulator"

Definitions, pronunciation, and etymology for this entry are drawn from Wiktionary via the kaikki.org structured extract (CC BY-SA); frequency ordering uses the FrequencyWords open word-frequency list (2018 English corpus, MIT). See the methodology for how each field is sourced and updated.

Frequently Asked Questions

How do you spell "accumulator"?
"accumulator" is spelled A-C-C-U-M-U-L-A-T-O-R. The IPA pronunciation is /əˈkjum.jəˌleɪ.tɚ/.
What does "accumulator" mean?
As a noun, "accumulator" means: One who, or that which, accumulates.
What words are commonly confused with "accumulator"?
"accumulator" is commonly confused with "accumulate", "accumulated", "accumulation". These words look or sound similar but have different meanings. PlainSpell provides detailed comparisons for each pair.
How do you pronounce "accumulator"?
The IPA (International Phonetic Alphabet) transcription for "accumulator" is /əˈkjum.jəˌleɪ.tɚ/. Click the speaker icon on the pronunciation badge above to hear it spoken aloud where audio is available.
What is the origin of the word "accumulator"?
From Latin accumulātor, agent noun of accumulō (“pile up”), accumulate + -or. See the full etymology section above for more details.
Is PlainSpell free to use?
Yes, PlainSpell is a completely free word reference. You can look up definitions, pronunciations, confusable pairs, homophones, and spelling corrections across 5 languages without any sign-up or subscription.

Using “accumulator”

The practical upshot for anyone who landed here from a spell-check.

  • The one correct English spelling is A-C-C-U-M-U-L-A-T-O-R - every other letter order is a misspelling in standard orthography.
  • Say it as /əˈkjum.jəˌleɪ.tɚ/ (IPA); tap the speaker on the pronunciation badge to hear it where audio exists.
  • Don't mix it up with “accumulate” - see the side-by-side comparison. accumulator vs accumulate
  • Browse more English words and confusable pairs in the same reference. English words
Data Source

Wiktionary (via kaikki.org), licensed under CC BY-SA & GFDL. Word ordering uses an open word-frequency list; misspelling variants are generated by edit-distance from the correct headword.

Source: Wiktionary (via kaikki.org) Structured Wiktionary extract

Source: FrequencyWords open word-frequency list FrequencyWords open word-frequency list