Cambridge Dictionaries online Cambridge Dictionaries online

The most popular online dictionary and thesaurus for learners of English

English definition of “leaf”

leaf

noun [C]  /lif/ (plural leaves  /livz/) us  

leaf noun [C] (PLANT)

any of the flat, usually green parts of a plant that are joined at one end to the stem or branch: By early November it’s getting cold and the trees are starting to lose their leaves.

leaf noun [C] (PAPER)

a thin flat substance, esp. a sheet of paper, or a layer of something: Some of the leaves of the old book had come loose. A leaf of a table is an extra flat piece that can be added to the top surface to make the table larger.
(Definition of leaf from the Cambridge Academic Content Dictionary © Cambridge University Press)
What is the pronunciation of leaf?
Add Cambridge dictionaries to your browser to your website

Definitions of “leaf” in other dictionaries

Word of the Day

wave

to raise your hand and move it from side to side as a way of greeting someone, telling someone to do something, or adding emphasis to an expression

Word of the Day

Come on – you can do it! Phrasal verbs with ‘come’.

by Liz Walter​,
November 19, 2014
As part of an occasional series on the tricky subject of phrasal verbs, this blog looks at ones formed with the verb ‘come’. If you are reading this blog, I’m sure you already know come from, as it is one of the first things you learn in class: I come from Scotland/Spain.

Read More 

silver splicer noun

November 17, 2014
informal a person who marries in later life Newly retired and now newlywed – rise of the ‘silver splicers’ Reaching pension age becomes a trigger to tie the knot as baby-boomers begin to redefine retirement

Read More