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BNC: 1823 COCA: 1559

leaf

1 of 2

noun

ˈlēf How to pronounce leaf (audio)
plural leaves ˈlēvz How to pronounce leaf (audio) also leafs ˈlēfs How to pronounce leaf (audio)
often attributive
1
a(1)
: a lateral (see lateral entry 1 sense 2) 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
(2)
: a modified leaf (such as a bract or sepal) primarily engaged in functions other than food manufacture
b(1)
: foliage
trees in full leaf
(2)
: the leaves of a plant as an article of commerce
2
: something suggestive of a leaf: such as
a
: a part of a book or folded sheet containing a page on each side
b(1)
: a part (as of window shutters, folding doors, or gates) that slides or is hinged
(2)
: the movable parts of a table top
added a leaf to the table to accommodate more people
c(1)
: a thin sheet or plate of any substance : lamina
(2)
: metal (such as gold or silver) in sheets usually thinner than foil
(3)
: one of the plates of a leaf spring
leafless
ˈlēf-ləs How to pronounce leaf (audio)
adjective
leaflike
ˈlēf-ˌlīk How to pronounce leaf (audio)
adjective

Illustration of leaf

Illustration of leaf
  • 1 needle-shaped
  • 2 linear
  • 3 lanceolate
  • 4 elliptical
  • 5 ensiform
  • 6 oblong
  • 7 oblanceolate with acuminate tip
  • 8 ovate with acute tip
  • 9 obovate
  • 10 spatulate
  • 11 fiddle-shaped
  • 12 cuneate
  • 13 deltoid
  • 14 cordate
  • 15 reniform
  • 16 orbiculate
  • 17 runcinate
  • 18 lyrate
  • 19 peltate
  • 20 hastate
  • 21 sagittate
  • 22 odd-pinnate
  • 23 abruptly pinnate
  • 24 trifoliolate
  • 25
  • 26 palmate

leaf

2 of 2

verb

leafed; leafing; leafs

intransitive verb

1
: to shoot out or produce leaves
will leaf out in spring
2
: to turn over pages especially to browse or skim
leaf through a book

transitive verb

: to turn over the pages of

Synonyms

Verb

Example Sentences

Noun I heard the rustle of the autumn leaves. a pile of dead leaves The trees drop their leaves in the fall, and new leaves grow again in the spring. The trees have not yet come into leaf. Verb we must have spent hours leafing through wallpaper books before we found something we both liked
Recent Examples on the Web
Noun
Falling tree limbs have punched holes in the outer layer of the roof, and leaf debris has fallen into the channels and cannot be removed. Jeanne Huber, Washington Post, 19 Sep. 2022 Some might think red-leaf lettuce, known as a healthy choice, would be best. WIRED, 18 Sep. 2022 That leaf will cure your cold, and this bark will help relieve your arthritis. Palabra, al, 16 Sep. 2022 This year's dry, hot summer could leave leaf peepers with less vibrant fall colors to enjoy. From USA TODAY Opinion: King Charles III must do better than his mother on colonialism and reparations. Steve Coogan, USA TODAY, 16 Sep. 2022 On rare occasions, your banana plant may encounter a few leaf diseases like powdery mildew. Savanna Bous, Better Homes & Gardens, 16 Sep. 2022 Pigments are the chemicals that are found inside each leaf. Shanti Lerner, The Arizona Republic, 16 Sep. 2022 Drape a maple leaf garland on your staircase, create an easy Thanksgiving centerpiece for your dining table and load your front porch with festive fall decor. Alyssa Gautieri, Good Housekeeping, 16 Sep. 2022 Always whole-leaf lettuce, with two, maybe more perfect green arcs. Brandon Mercer, Chron, 16 Sep. 2022
Verb
The tree was just starting to leaf out when the April freeze hit. oregonlive, 22 May 2022 Most perennials for shade are white and bloom in early spring for only a couple of weeks before the trees leaf out. Carol Stocker, BostonGlobe.com, 3 July 2022 Residents grew emotional attachment to their trees and took notice of problems, Purcell said, calling him often, like when a tree failed to fully leaf out in the spring. Ryan Martin, The Indianapolis Star, 22 June 2022 Evergreen trees and shrubs and deciduous plants that have started to leaf out and flower will catch more snow than dormant plants. oregonlive, 11 Apr. 2022 At the cusp of what feels like the first genuine spring in three years, who can wait for the trees to leaf out before seizing on the change of season? Wsj Editors, WSJ, 25 Mar. 2022 Ready to leaf the hustle and bustle of city life behind? Annie Blanks, San Antonio Express-News, 12 Jan. 2022 Oh, and don’t be in a hurry to prune what might be slow to leaf out next spring. oregonlive, 4 Dec. 2021 Players can leaf through the issue and read both articles. Andy Greene, Rolling Stone, 29 Oct. 2021 See More

Word History

Etymology

Noun

Middle English leef, from Old English lēaf; akin to Old High German loub leaf

First Known Use

Noun

before the 12th century, in the meaning defined at sense 1a(1)

Verb

1611, in the meaning defined at intransitive sense 1

Time Traveler
The first known use of leaf was before the 12th century

Phrases Containing leaf

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