WIKTIONARY

delta

Noun

∙ The fourth letter of the modern Greek alphabet Δ, δ.
∙ A landform at the mouth of a river where it empties into a body of water.
∙ The letter D in the ICAO spelling alphabet, which assigns words to letters of the alphabet.
∙ The symbol Δ. mathematics
∙ A small but noticeable effect. Compare epsilon. computing, informal
∙ The set of differences between two versions of a file. computing
∙ The angle subtended at the center of a circular arc. surveying
∙ A type of cargo bike that has one wheel in front and two in back.
∙ The closed figure produced by connecting three coils or circuits successively, end for end, especially in a three-phase system. electrical, often attributive

Delta

Proper noun

DELTA

Acronym

∙ Diploma in English Language Teaching to Adults, an advanced qualification to teach English, higher than the CELTA, accredited by the University of Cambridge.

English Dictionary

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