delta
Definition, pronunciation, etymology, and usage for the English word. Free spelling reference powered by Wiktionary.
Letters
5 characters
Language
English
word origin
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Detailed reference entry for the English word "delta", 5-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 "delta" 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 "delta" for academic writing, checking homophone confusion, or exploring etymological origins, this page provides a citation-backed, free reference that requires no sign-up.
delta is aEnglishnoun. It means: The fourth letter of the modern Greek alphabet Δ, δ. Pronounced /ˈdɛltə/. It ranks #5,873 in English word frequency. Often confused with dent and DotA.
| Property | Value |
|---|---|
| Headword | delta |
| Language | English |
| Part of speech | Noun |
| IPA | /ˈdɛltə/ |
| Letters | 5 |
| Frequency rank | #5,873 |
| Misspellings tracked | 6 |
| Confusable pairs | 20 |
| Source | Wiktionary (kaikki.org) |
Frequency rank visualization
Spelling & Dictionary Insight
The English entry for delta is 5 letters long, classified as anoun, and transcribed in the International Phonetic Alphabet as /ˈdɛltə/. Corpus data places it at rank #5,873 in overall English word frequency, indicating it appears regularly in written and spoken text.Wiktionary records 15 distinct senses for this headword, so context determines which meaning a reader should apply.
Our Hunspell-derived misspelling index lists 6 documented wrong-spelling variants for delta, with forms such as "ddelta", "dellta", and "deltta". Each variant represents a distinct typo pattern that appears often enough in corpora to be worth flagging, typically a doubled-consonant error, a silent-letter drop, or a vowel substitution.It also participates in 20 confusable-pair relationships, "dent", "DotA", "deva", and more, where similar look or sound leads writers to substitute one word for another in context.
Etymologically, the entry records: From Ancient Greek δέλτα (délta), borrowed from a Phoenician word for "door", ultimately from Proto-Semitic *dalt-. Doublet of dalet. * (river): from the triangular shape of the majuscule Greek letter delta Δ * (USSF): from the delta wing, symbol of the USS… 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 delta, spelled D-E-L-T-A, and any other sequence of those letters, regardless of how natural it feels, is a misspelling in standard orthography.
Definition
- 1The fourth letter of the modern Greek alphabet Δ, δ.
- 2A landform at the mouth of a river where it empties into a body of water.
- 3Alternative letter-case form of Delta from the NATO/ICAO Phonetic Alphabet.
- 4The symbol Δ; A change in a quantity, likely from "d" for "difference".
- 5The rate of change in an option value with respect to the underlying asset's price.
- 6A value in delta notation indicating the relative abundances of isotopes.
- 7The set of differences between two versions of a file.
- 8A small but noticeable effect. Compare epsilon.
- 9The angle subtended at the center of a circular arc.
- 10A type of cargo bike that has one wheel in front and two in back.
- 11The closed figure produced by connecting three coils or circuits successively, end for end, especially in a three-phase system.
- 12A military unit, nominally headed by a colonel, equivalent to a USAF operations wing, or an army regiment.
- 13a star that is usually the fourth brightest of a constellation.
- 14one of four baryons consisting of up and down quarks with a combined spin of 3/2: Δ⁺⁺ (uuu), Δ⁺ (uud), Δ⁰ (udd), or Δ⁻ (ddd)
- 15Ellipsis of delta variant (variant of the SARS-CoV-2 virus).
Etymology
From Ancient Greek δέλτα (délta), borrowed from a Phoenician word for "door", ultimately from Proto-Semitic *dalt-. Doublet of dalet. * (river): from the triangular shape of the majuscule Greek letter delta Δ * (USSF): from the delta wing, symbol of the USSF, a triangular wing, shaped like the majuscule Greek letter delta Δ
Synonyms
This word in other languages
Common misspellings
Also misspelled as: ddelta,dellta,deltta,detla,dleta,edlta
Misspelling Pattern Breakdown
Relative frequency of common misspelling types for delta
Misspelling Variants of "delta"
Frequency rank: #5,873 in English
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Nearby English words
Other entries that begin with the letter D in our English index: