Synonyms for

Delta

Verb / ˈdeltʌ / Another word for delta — explore alternatives below. For syllable breakdowns and pronunciation, see this word on Syllablesworld.

Definition

Delta is the fourth letter of the Greek alphabet (Δ, δ) and is used to represent a difference or change in mathematics and science. It can also refer to a low, flat plain formed by the deposition of sediment at the mouth of a river.

Synonyms & similar words

difference variation change variation gradient slope decline slant angle incline flatland lowland marsh swamp estuary bayou floodplain

Synonyms by register

Formal

difference variation fluctuation change

Informal

shift dip rise swing

Literary

estuary mouth confluence

Antonyms

straight line point peak summit origin

Common collocations

  • delta wing
  • delta region
  • delta force
  • delta variant
  • delta airline
  • delta blues
  • delta wave

Word family

noun delta
adjective deltatic

Usage note

Primarily used in mathematics and science for a difference or change, and in geography for a river mouth. The Greek letter Delta (Δ) is also commonly used to represent change.

Example sentences

  1. The delta between the two numbers is 5.
  2. The scientist noticed a delta in the data.
  3. The river delta was a popular spot for birdwatching.
  4. The new delta variant of the virus is causing concern.
  5. The road had a slight delta to it, making it difficult to drive on.

Quotes

  • Life is a delta; nothing stays still.
  • We are all in the same boat, in a stormy sea, and we owe each other a terrible loyalty.
  • The only thing that is constant is change.

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