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- Dictionaryleaf/liːf/
noun
- 1. a flattened structure of a higher plant, typically green and blade-like, that is attached to a stem directly or via a stalk. Leaves are the main organs of photosynthesis and transpiration: "many of the trees had lost their leaves" Similar
- 2. a thing that resembles a leaf in being flat and thin.
verb
- 1. (of a plant, especially a deciduous one in spring) put out new leaves: "many plants need a period of dormancy before they leaf and flower" Similar
- 2. turn over (the pages of a book or the papers in a pile), reading them quickly or casually: "he leafed through the stack of notes" Similar
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LEAF definition: 1. one of the flat, usually green parts of a plant that are joined at one end to the stem or…. Learn more.
The meaning of LEAF is a lateral outgrowth from a plant stem that is typically a flattened expanded variably shaped greenish organ, constitutes a unit of the foliage, and functions primarily in food manufacture by photosynthesis.
An appendage growing from the stem of a plant. Leaves are extremely variable in form and function according to species. For example, the needles of pine trees, the spines of cacti, and the bright red parts of the poinsettia plant are all leaves modified for different purposes.
Aug 19, 2017 · Leaf Definition. The term leaf refers to the organ that forms the main lateral appendage on the stem of vascular plants. In general, leaves are thin, flat organs responsible for the photosynthesis of the plant.
A leaf (pl.: leaves) is a principal appendage of the stem of a vascular plant, usually borne laterally aboveground and specialized for photosynthesis. Leaves are collectively called foliage, as in "autumn foliage", while the leaves, stem, flower, and fruit collectively form the shoot system.
Jun 19, 2024 · leaf, in botany, any usually flattened green outgrowth from the stem of a vascular plant. As the primary sites of photosynthesis, leaves manufacture food for plants, which in turn ultimately nourish and sustain all land animals. Botanically, leaves are an integral part of the stem system.
noun. a sheet of any written or printed material (especially in a manuscript or book) synonyms: folio. see more. verb. turn over pages. “ leaf through a book” “ leaf a manuscript” see more. verb. look through a book or other written material. “She leafed through the volume” synonyms: flick, flip, riff, riffle, thumb. see more. noun.
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 raking up leaves in his yard. Akepong Srichaichana/EyeEm/GettyImages. 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.
noun. Any of the flat, thin, expanded organs, usually green, growing laterally from the stem or twig of a plant: it usually consists of a broad blade, a petiole, or stalk, and stipules and is involved in the processes of photosynthesis and transpiration. Webster's New World. Similar definitions. A leaflike organ or structure. American Heritage.
Definition of leaf noun in Oxford Advanced Learner's Dictionary. Meaning, pronunciation, picture, example sentences, grammar, usage notes, synonyms and more.
