Definition of blanch verb from the Oxford Advanced American Dictionary

     

    blanch

     verb
    verb
    NAmE//blæntʃ//
     
    Verb Forms present simple I / you / we / they blanch
     
    he / she / it blanches
     
    past simple blanched
     
    -ing form blanching
     
     
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  1. 1[intransitive] blanch (at something) (formal) to become pale because you are shocked or frightened He blanched visibly when he heard the news.
  2. 2[transitive] blanch something to prepare food, especially vegetables, by putting it into boiling water for a short time Blanch the peas quickly before you freeze them.
See the Oxford Advanced Learner's Dictionary entry: blanch