A leaf is the flat, usually green part of a plant that grows from the stem or branch. It helps the plant make food by using sunlight, water, and air.
People usually mean the leaf of a tree, flower, or houseplant. In daily life, we talk about leaves when we describe plants, autumn colors, gardening, or falling leaves on the ground.
Meaning & Usage
A leaf is a basic part of most plants. It is often thin and broad, so it can catch sunlight easily. In everyday English, “leaf” can also be used in phrases like “turn over a new leaf,” which means to start behaving better or making a fresh start.
Examples
The tree has big green leaves in summer.
A leaf fell from the branch and landed on the path.
She turned over a new leaf and started studying seriously.
Context / Common Use
People use “leaf” most often when talking about plants, nature, and seasons. It is a very common word in school lessons, gardening, and daily conversation.
What is a leaf in a plant?
A leaf is the part of the plant that usually grows from the stem or branch and helps the plant make food.
Can “leaf” have another meaning?
Yes. It can also mean a page in a book or paper, and it appears in some common expressions.
Why do leaves change color?
Leaves change color when the weather gets colder and the green color fades, revealing other colors in the leaf.
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