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English definition of “leaf”

leaf

noun [C] uk   /liːf/ (plural leaves) us  

leaf noun [C] (PLANT)

B1 one of the flat, usually green parts of a plant that are joined at one end to the stem or branch: a palm leaf autumn leaves He was sweeping up leaves in his garden. be in leaf/come into leaf When a plant is in leaf or when it comes into leaf, it has or gets leaves on it: The trees are in leaf early this year. The bushes are just coming into leaf.

leaf noun [C] (PAPER)

a thin sheet of paper

leaf noun [C] (TABLE)

an extra part of a table that can be folded away when not being used
(Definition of leaf from the Cambridge Advanced Learners Dictionary & Thesaurus © Cambridge University Press)
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