idempotent
Definition, pronunciation, etymology, and usage for the English word. Free spelling reference powered by Wiktionary.
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Detailed reference entry for the English word "idempotent", 10-letters, with pronunciation in International Phonetic Alphabet notation, etymology traced through Germanic and Romance roots where applicable, common misspelling variants catalogued from Hunspell error dictionaries, and usage frequency ranked against the top 100,000 English words in the Wordfreq corpus. PlainSpell covers English, Spanish, Portuguese, French, and German spelling with confusable-pair detection that highlights visually and phonetically similar words. This entry for "idempotent" includes synonyms, antonyms, homophones, and cross-language translation pointers sourced from Wiktionary via the kaikki.org extract. Whether you are verifying the correct spelling of "idempotent" for academic writing, checking homophone confusion, or exploring etymological origins, this page provides a citation-backed, free reference that requires no sign-up.
idempotent is anEnglishadj. It means: (said of a function) Such that, when performed multiple times on the same subject, it has no further effect on its subject after the first time it is performed. Pronounced /ˌaɪ.dəmˈpoʊ.tənt/.
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Browse all word comparisons →| Property | Value |
|---|---|
| Headword | idempotent |
| Language | English |
| Part of speech | Adj |
| IPA | /ˌaɪ.dəmˈpoʊ.tənt/ |
| Letters | 10 |
| Misspellings tracked | 0 |
| Confusable pairs | 0 |
| Source | Wiktionary (kaikki.org) |
Frequency rank visualization
Spelling & Dictionary Insight
The English entry for idempotent is 10 letters long, classified as anadj, and transcribed in the International Phonetic Alphabet as /ˌaɪ.dəmˈpoʊ.tənt/. It sits outside the most-frequent rank tiers, which is often why uncommon words generate more spelling variants per reader.Wiktionary records 4 distinct senses for this headword, so context determines which meaning a reader should apply.
No frequent misspelling variants are recorded for idempotent in our index, suggesting the orthography either follows predictable English patterns or the word is uncommon enough that typo corpora lack signal.It is not paired with a close-neighbour confusable in our dataset, which tends to mean the word is visually distinctive enough to stand on its own.
Etymologically, the entry records: From Latin roots idem (“same”) + potent (“having power”), thus “having the same power”. Coined in 1870 by American mathematician Benjamin Peirce in the context of algebra, later generalized to computer science. Root origin matters for spelling because borrowed morphemes (Greek, Latin, Old French, Old English) carry their source-language orthographic conventions into modern English, which is why historical etymology is often the cleanest predictor of whether a cluster like "-ough", "-eau", or "-tion" will appear. For readers arriving here from a spelling check, the authoritative guidance is: the correct English form is idempotent, spelled I-D-E-M-P-O-T-E-N-T, and any other sequence of those letters, regardless of how natural it feels, is a misspelling in standard orthography.
Definition
- 1(said of a function) Such that, when performed multiple times on the same subject, it has no further effect on its subject after the first time it is performed.
- 2(said of an element of an algebraic structure with a binary operation, such as a group or semigroup) Such that, when it operates on itself, the result is equal to itself.
- 3(said of a binary operation) Such that all of the distinct elements it can operate on are idempotent (in the sense given just above).
- 4(said of an algebraic structure) Having an idempotent operation (in the sense given above).
Etymology
From Latin roots idem (“same”) + potent (“having power”), thus “having the same power”. Coined in 1870 by American mathematician Benjamin Peirce in the context of algebra, later generalized to computer science.
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Nearby English words
Other entries that begin with the letter I in our English index: