American English

Definition of tortoiseshell noun from the Oxford Advanced American Dictionary

     

    tortoiseshell

     noun
    noun
    NAmE//ˈtɔrt̮əˌʃɛl//
     
    , NAmE//ˈtɔrt̮əsˌʃɛl//
     
     
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  1. 1[uncountable] the hard shell of a turtle, especially the type with orange and brown marks, used for making combs and small decorative objects
  2. 2 [countable] = calico cat
  3. 3[countable] a butterfly with orange and brown marks on its wings
See the Oxford Advanced Learner's Dictionary entry: tortoiseshell