Look up leaf in Wiktionary, the free dictionary.

Leaf is an above-ground plant organ specialized for photosynthesis.

Leaf may also refer to:

• Leaf (books), a single sheet, the left-hand page of which is the verso, and right-hand page is the recto

In science:

• Leaf node, part of a tree data structure in Computer Science
• Leaf object, an object represented by an end node in a Tree structure
• LEAF Project, a collection of Linux distributions dedicated to routing
• The Leaf (AI) Project, a group robot development program involved with artificial intelligence
• A foliation of a manifold is a decomposition of the manifold into a union of submanifolds called leaves
• A vertex (graph theory) of degree 1 in a graph-theoretic tree, called a leaf

Organisations:

• Leaf Medium Format Photography, part of Kodak
• Lake Eden Arts Festival (LEAF), a biannual music and dance festival in Black Mountain, NC
• Leaf (company), a Japanese visual novel company
• Leaf Candy Company, a former American producer of candy and trading cards
• Women's Legal Education and Action Fund (LEAF), a Canadian women's legal advocacy group
• Leaf Books, a small Wales-based publisher
• The Leaf Label, a record label

People:

• Brady Leaf (b. 1984), American football player
• Caroline Leaf (b. 1946), American filmmaker
• Dr. Caroline Leaf (b. 1963), South African brain and learning specialist
• Daniel P. Leaf, Lieutenant General in the U.S. Air Force
• Henry Leaf (1862-1931), 1908 Olympic silver medalist in rackets
• Jonathan Leaf, playwright and journalist
• Richard Leaf (b. 1967), British actor
• Robert Leaf (1936-2005), American composer
• Ryan Leaf (b. 1976), a former American football player
• Shaun Leaf (b. 1984), English rugby league player
• Walter Leaf (1852-1927), English banker, Classical scholar, and commentator on the Iliad and Odyssey
• Pine Leaf, female chief of the Crow tribe

Fictional characters:

• Leaf, a supporting character in The Keys to the Kingdom book series

Bands:

• Leaves (Icelandic band), a five-piece alternative rock band who formed in 2001
• The Leaves, a 60s American garage band
• Leaf (Dutch band), an acoustic pop band formed in 2005

Other:

• Metal leaf, a thin metal foil such as gold leaf
• Leaf spring, a common type of vehicle suspension
• Leaf River, the name of several rivers in North America

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