Spanish

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Etymology

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Inherited from Latin crusta (following metathesis), from Proto-Indo-European *krustós (hardened), from *krews- (to form a crust, begin to freeze). Cognate with English crust. Also, compare English custard, an English descendant of Latin crusta that also underwent similar metathesis.

Pronunciation

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  • IPA(key): /ˈkostɾa/ [ˈkos.t̪ɾa]
  • Rhymes: -ostɾa
  • Syllabification: cos‧tra

Noun

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costra f (plural costras)

  1. crust
  2. scab
    Synonym: postilla
  3. snot
    Synonym: moco
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Further reading

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