English Lexicon

Sour

/saʊər/
adjectivenounCEFR A2 (Elementary)Top #800 frequency
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Comprehensive Definitions & Senses

2 senses
As adjective
  1. 1

    Having an acid or sharp taste like the juice of a lemon or unripe fruit.

    "The unripe apple had a very sour taste."
As verb
  1. 1

    To ruin, impair, or cause to become bitter, resentful, or unpleasant, especially regarding a relationship or mood.

    "A series of misunderstandings began to sour their friendship."

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Antonyms & Contrasting Words (1)

Linguistic Origin & Historical Etymology

The word 'sour' originates from the Old English 'sūre', which is derived from the Proto-Germanic '*sūwaz'. Historically, it has been used to describe a taste that is sharp or acidic, evolving in meaning to encompass a range of unpleasant or disagreeable qualities.

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