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delta

noun
/ˈdɛltə/

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

  1. derived from *dalt-✻
  2. derived from δέλτα

Definitions

  1. The fourth letter of the modern Greek alphabet Δ, δ.

  2. A landform at the mouth of a river where it empties into a body of water.

    • Nile Delta

  3. Alternative letter-case form of Delta from the NATO/ICAO Phonetic Alphabet.

  4. ›+ 22 more definitions

    1. The symbol Δ

      The symbol Δ; A change in a quantity, likely from "d" for "difference".

      • ΔV - "delta vee"(change in velocity, used in rocketry and orbital mechanics)

    2. The rate of change in an option value with respect to the underlying asset's price.

    3. A value in delta notation indicating the relative abundances of isotopes.

    4. The set of differences between two versions of a file.

      • When you update the file, the system will only save the deltas.

    5. A small but noticeable effect. Compare epsilon.

      • This will slow the main code path down, but only by delta.

    6. The angle subtended at the center of a circular arc.

    7. A type of cargo bike that has one wheel in front and two in back.

    8. The closed figure produced by connecting three coils or circuits successively, end for…

      The closed figure produced by connecting three coils or circuits successively, end for end, especially in a three-phase system.

      • delta winding; delta connection; delta current

    9. A military unit, nominally headed by a colonel, equivalent to a USAF operations wing, or…

      A military unit, nominally headed by a colonel, equivalent to a USAF operations wing, or an army regiment.

    10. a star that is usually the fourth brightest of a constellation.

    11. one of four baryons consisting of up and down quarks with a combined spin of 3/2

      one 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)

    12. Ellipsis of delta variant (variant of the SARS-CoV-2 virus).

    13. To calculate the differences between the characters in an enciphered text and the…

      To calculate the differences between the characters in an enciphered text and the characters a fixed number of positions previous.

      • Turingery worked on deltaed key to produce the deltaed contribution of the chi-wheels. Turing's discovery that delta-ing would reveal information otherwise hidden was essential to the developments that followed.

    14. To compare two versions of the same file in order to determine where they differ (where a…

      To compare two versions of the same file in order to determine where they differ (where a programmer has made edits).

    15. A state of Nigeria in the South South geopolitical zone. Capital

      A state of Nigeria in the South South geopolitical zone. Capital: Asaba. Largest city: Warri.

    16. A municipality in Central Macedonia, Greece.

    17. A municipality of Minas Gerais, Brazil.

    18. A municipality of British Columbia, Canada.

    19. A village in Ontario, Canada.

    20. A number of places in the United States

      A number of places in the United States:

    21. The Delta variant of COVID-19.

      • Delta is moderately resistant to vaccines, particularly in people who have received just a single dose.

    22. Acronym of Diploma in Teaching English to Speakers of Other Languages, an advanced…

      Acronym of Diploma in Teaching English to Speakers of Other Languages, an advanced qualification to teach English, higher than the CELTA, accredited by the University of Cambridge.

The neighborhood

Derived

antidelta, correlation delta, delta acid, delta arrowhead, delta blues, delta cell, delta connection, deltacoronavirus, Delta County, deltacron, delta decay, delta female, deltaform, delta glider, delta hinge, deltaic, delta iron, deltal, delta male, delta metal, delta particle, delta ray, delta-sigma converter, delta strain, deltate, delta test, delta time, delta timing, delta-v, delta variant, delta wing, deltic, Dirac delta, Dirac delta function, hepatitis delta virus, inverted river delta, Kronecker delta, lava delta, nondelta, prodelta · +4 more

Vish — recursive loop

No curated loop yet for delta. Loops are being traced one word at a time while the ingestion pipeline matures.

sense glosses and etymology drawn from English Wiktionary · source · CC-BY-SA