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button mushroom


Simple Definition of button mushroom

  • : a small, white mushroom that is often eaten as a vegetable

Source: Merriam-Webster's Learner's Dictionary

Full Definition of button mushroom

  1. :  a usually small white mushroom (Agaricus bisporus syn. A. brunnescens) in which the pileus has not yet expanded


First Known Use of button mushroom


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