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leaf - definition and synonyms

 
 
 
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noun leaf pronunciation in American English /lif/
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singularleaf
pluralleaves
  1. 1
    [countable] a flat thin green part of a tree or plant that grows on a branch or stem
    A light breeze stirred the leaves of the tall oak tree outside her window.
    falling/autumn leaves
    come into leaf (=start to produce leaves in spring): The maple trees were just coming into leaf.
    be in leaf (=have produced leaves in spring): The trees were already in leaf.
  2. 2
    [countable] a sheet of paper, especially in a book
    leaf of: a leaf of paper
    one of the leaves of a book

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