Δ

Definition from Wiktionary, the free dictionary
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Greek uc delta.png
Δ U+0394, Δ
GREEK CAPITAL LETTER DELTA
Γ
[U+0393]
Greek and Coptic Ε
[U+0395]

Translingual[edit]

Symbol[edit]

Δ

  1. (mathematics) Alternative form of
  2. (chemistry) Used on the reaction arrow in a chemical equation, to show that energy in the form of heat is added to the reaction.

Usage notes[edit]

(mathematics): Unicode establishes a distinct symbol () for particular use in mathematics, but the upper case delta here is often substituted for convenience.

Coordinate terms[edit]


English[edit]

Noun[edit]

Δ

  1. (law) Abbreviation of defendant.

Greek[edit]

Initialism[edit]

Δ (D)

  1. δύση, west (noun)
  2. δυτικός west, westerly (adjective)

See also[edit]

Letter[edit]

Δ (D) (uppercase, lowercase δ)

  1. The upper case delta (δέλτα), the fourth letter of the modern Greek alphabet, representing a voiced interdental fricative (/ð/).

Numeral[edit]

Δ'

  1. The number four in Greek numerals.

  1. The number 4000 in Greek numerals.

Coordinate terms[edit]

Descendants[edit]