leaf

(lēf)

n. pl. leaves (lēvz)

1. A usually green, flattened, lateral structure attached to a stem and functioning as a principal organ of photosynthesis and transpiration in most plants.

2. A leaflike organ or structure.

a. Leaves considered as a group; foliage.

b. The state or time of having or showing leaves: trees in full leaf.

4. The leaves of a plant used or processed for a specific purpose: large supplies of tobacco leaf.

5. Any of the sheets of paper bound in a book, each side of which constitutes a page.

a. A very thin sheet of material, especially metal.

b. Such leaves considered as a group: covered in gold leaf.

a. A hinged or removable section for a table top.

b. A hinged or otherwise movable section of a folding door, shutter, or gate.

c. A section of drawbridge that moves upward or to the side.

8. One of several metal strips forming a leaf spring.

v. leafed, leaf·ing, leafs

v. intr.

1. To produce leaves; put forth foliage: trees just beginning to leaf.

2. To turn pages, as in searching or browsing: leafed through the catalog.

v. tr.

To turn through the pages of.

Phrasal Verb:

leaf out

To put forth leaves, especially after a period of dormancy: the period in the spring when trees begin to leaf out.

Idioms:

take a leaf from (someone)

To use (someone) as an example.

take a leaf from (or out of) (someone's) book

To use (someone) as an example.

[Middle English, from Old English lēaf.]

American Heritage® Dictionary of the English Language, Fifth Edition. Copyright © 2016 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.

leaf

(liːf)

n, pl leaves (liːvz)

1. (Botany) the main organ of photosynthesis and transpiration in higher plants, usually consisting of a flat green blade attached to the stem directly or by a stalk.

2. (Botany) foliage collectively

3. (Botany) in leaf (of shrubs, trees, etc) having a full complement of foliage leaves

4. (Printing, Lithography & Bookbinding) one of the sheets of paper in a book

5. (Furniture) a hinged, sliding, or detachable part, such as an extension to a table

6. (Metallurgy) metal in the form of a very thin flexible sheet: gold leaf.

7. (Metallurgy) a foil or thin strip of metal in a composite material; lamina

8. (General Engineering) short for leaf spring

9. (Building) the inner or outer wall of a cavity wall

10. (Agriculture) a crop that is harvested in the form of leaves

11. (General Engineering) a metal strip forming one of the laminations in a leaf spring

12. (Plants) a slang word for marijuana

13. take a leaf out of someone's book take a leaf from someone's book to imitate someone, esp in one particular course of action

14. turn over a new leaf to begin a new and improved course of behaviour

15. (when: intr, usually foll by through) to turn (through pages, sheets, etc) cursorily

16. (Botany) (intr) (of plants) to produce leaves

[Old English; related to Gothic laufs, Icelandic lauf]

ˈleafless adj

ˈleaflessness n

ˈleafˌlike adj

Collins English Dictionary – Complete and Unabridged, 12th Edition 2014 © HarperCollins Publishers 1991, 1994, 1998, 2000, 2003, 2006, 2007, 2009, 2011, 2014

leaf

art at leak

(lif)

n., pl. leaves (livz)
v. n.

1. one of the expanded, usu. green organs borne by the stem of a plant.

2. any similar or corresponding lateral outgrowth of a stem.

3. leaves collectively.

4. a sheet usu. of paper, esp. as part of a document, one side of each sheet constituting a page.

5. a thin sheet of metal: silver leaf.

6. a lamina or layer.

7. a sliding, hinged, or detachable flat part, as of a tabletop.

8. a single strip of metal in a leaf spring.

v.i.

9. to put forth leaves.

10. to turn pages, esp. quickly (usu. fol. by through): to leaf through a book.

v.t.

11. to thumb or turn, as the pages of a book or magazine.

Idioms:

1. in leaf, covered with foliage; having leaves.

2. turn over a new leaf, to begin anew; make a fresh start.

[before 900; Middle English leef, lef, Old English lēaf, c. Old Saxon lōf, Old High German loub, Old Norse lauf, Gothic laufs]

leaf′less, adj.

leaf

(lēf)

Noun

A flat, usually green plant part that grows on the stem and takes in carbon dioxide and sunlight to manufacture food by photosynthesis. Leaves consist of an outer tissue layer (the epidermis) through which water and gases are exchanged, a spongy inner layer of cells that contain chloroplasts, and veins that supply water and minerals and carry out food. Some leaves are simple, while others are compound, consisting of multiple leaflets.

Verb

To produce leaves.

The American Heritage® Student Science Dictionary, Second Edition. Copyright © 2014 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.

leaf

Past participle: leafed
Gerund: leafing

Imperative
leaf
leaf

Present
I leaf
you leaf
he/she/it leafs
we leaf
you leaf
they leaf

Preterite
I leafed
you leafed
he/she/it leafed
we leafed
you leafed
they leafed

Present Continuous
I am leafing
you are leafing
he/she/it is leafing
we are leafing
you are leafing
they are leafing

Present Perfect
I have leafed
you have leafed
he/she/it has leafed
we have leafed
you have leafed
they have leafed

Past Continuous
I was leafing
you were leafing
he/she/it was leafing
we were leafing
you were leafing
they were leafing

Past Perfect
I had leafed
you had leafed
he/she/it had leafed
we had leafed
you had leafed
they had leafed

Future
I will leaf
you will leaf
he/she/it will leaf
we will leaf
you will leaf
they will leaf

Future Perfect
I will have leafed
you will have leafed
he/she/it will have leafed
we will have leafed
you will have leafed
they will have leafed

Future Continuous
I will be leafing
you will be leafing
he/she/it will be leafing
we will be leafing
you will be leafing
they will be leafing

Present Perfect Continuous
I have been leafing
you have been leafing
he/she/it has been leafing
we have been leafing
you have been leafing
they have been leafing

Future Perfect Continuous
I will have been leafing
you will have been leafing
he/she/it will have been leafing
we will have been leafing
you will have been leafing
they will have been leafing

Past Perfect Continuous
I had been leafing
you had been leafing
he/she/it had been leafing
we had been leafing
you had been leafing
they had been leafing

Conditional
I would leaf
you would leaf
he/she/it would leaf
we would leaf
you would leaf
they would leaf

Past Conditional
I would have leafed
you would have leafed
he/she/it would have leafed
we would have leafed
you would have leafed
they would have leafed

Collins English Verb Tables © HarperCollins Publishers 2011

ThesaurusAntonymsRelated WordsSynonymsLegend:

Noun	1.	leaf - the main organ of photosynthesis and transpiration in higher plants foliage, leafage venation - (botany) the arrangement of veins in a leaf cataphyll - a reduced or scarcely developed leaf at the start of a plant's life (i.e., cotyledons) or in the early stages of leaf development floral leaf - a modified leaf that is part of a flower dandelion green - the foliage of the dandelion plant pitcher - (botany) a leaf that that is modified in such a way as to resemble a pitcher or ewer plant organ - a functional and structural unit of a plant or fungus sporophyl, sporophyll - leaf in ferns and mosses that bears the sporangia parenchyma - the primary tissue of higher plants composed of thin-walled cells that remain capable of cell division even when mature; constitutes the greater part of leaves, roots, the pulp of fruits, and the pith of stems blade, leaf blade - especially a leaf of grass or the broad portion of a leaf as distinct from the petiole amplexicaul leaf - a leaf with its base clasping the stem greenery, verdure - green foliage leaflet - part of a compound leaf frond - compound leaf of a fern or palm or cycad pad - the large floating leaf of an aquatic plant (as the water lily) scale leaf, scale - a specialized leaf or bract that protects a bud or catkin fig leaf - a leaf from a fig tree simple leaf - a leaf that is not divided into parts compound leaf - a leaf composed of a number of leaflets on a common stalk entire leaf - a leaf having a smooth margin without notches or indentations crenate leaf - a leaf having a scalloped margin serrate leaf - a leaf having a margin notched like a saw with teeth pointing toward the apex dentate leaf - a leaf having a toothed margin emarginate leaf - a leaf having a notch at the apex erose leaf - a leaf having a jagged margin as though gnawed runcinate leaf - a leaf having incised margins with the lobes or teeth curved toward the base; as a dandelion leaf lobed leaf - a leaf having deeply indented margins lobe - (botany) a part into which a leaf is divided parallel-veined leaf - a leaf whose veins run in parallel from the stem parted leaf - a leaf having margins incised almost to the base so as to create distinct divisions or lobes prickly-edged leaf - a leaf having prickly margins rosette - a cluster of leaves growing in crowded circles from a common center or crown (usually at or close to the ground) leaf form, leaf shape - any of the various shape that leaves of plants can assume
	2.	leaf - a sheet of any written or printed material (especially in a manuscript or book) folio piece of paper, sheet of paper, sheet - paper used for writing or printing flyleaf - a blank leaf in the front or back of a book interleaf - a blank leaf inserted between the leaves of a book page - one side of one leaf (of a book or magazine or newspaper or letter etc.) or the written or pictorial matter it contains black and white, written communication, written language - communication by means of written symbols (either printed or handwritten)
	3.	leaf - hinged or detachable flat section (as of a table or door) dinner table - the dining table where dinner is served and eaten drop-leaf - a hinged leaf on a table that can be raised and supported by a bracket segment, section - one of several parts or pieces that fit with others to constitute a whole object; "a section of a fishing rod"; "metal sections were used below ground"; "finished the final segment of the road"
Verb	1.	leaf - look through a book or other written material; "He thumbed through the report"; "She leafed through the volume" riff, riffle, thumb, flick, flip peruse - examine or consider with attention and in detail; "Please peruse this report at your leisure"
	2.	leaf - turn over pages; "leaf through a book"; "leaf a manuscript" turn over, turn - cause to move around a center so as to show another side of; "turn a page of a book"
	3.	leaf - produce leaves, of plants acquire, develop, produce, grow, get - come to have or undergo a change of (physical features and attributes); "He grew a beard"; "The patient developed abdominal pains"; "I got funny spots all over my body"; "Well-developed breasts"

leaf

noun

1. frond, flag, needle, pad, blade, bract, cotyledon, foliole The leaves of the horse chestnut had already fallen.

2. page, sheet, folio He flattened the wrappers and put them between the leaves of his book.

leaf through something (with book, magazine etc. as object) skim, glance, scan, browse, look through, dip into, flick through, flip through, thumb through, riffle Most patients derive enjoyment from leafing through old picture albums.

turn over a new leaf reform, change, improve, amend, make a fresh start, begin anew, change your ways, mend your ways He realized he was in the wrong and promised to turn over a new leaf.

Related words
adjectives foliar, foliate

Collins Thesaurus of the English Language – Complete and Unabridged 2nd Edition. 2002 © HarperCollins Publishers 1995, 2002

leaf

verb

To look through reading matter casually.Also used with through:

browse, dip into, flip through, glance at (or over) (or through), riffle (through), run through, scan, skim, thumb (through).

Translations

صَفيحَهوَرَقَةٌوَرَقَة الشَّجَرورَقَه

лист

listsklápěcí deska

bladplade

BlattLaubblattlavieren Platte

φύλλο αμπελόφυλλο

hoja página tablero

lehtisivu

feuille page rallonge

list

betétfalevélfémfüstlaplehajtható asztallap

daun

lauflaufblaðblaîborîvængur

foglia foglio sfogliare voltar pagina imitare

葉

잎

foliumfronspaginascheda

atlenkiamoji lentalakštaslapaslapuotaspradėti naują gyvenimą

lapanolaižamā puse

blad bladeren krijgen plaat

blad forlengelsesplate løv

liść kartka

folha aba

frunză

лист листовой листы

sklápacia doska

list

liskalistлискалист

bladklafflövlövasskiva

ใบไม้

yaprak kanat

chiếc lálá

一张叶树叶活动桌面

leaf

[liːf]

A. N (leaves (pl))

1. [of plant] → hoja f
to come into leaf → echar hojas
see also shake C1

2. [of book] → página f
to turn over a new leaf → pasar página, hacer borrón y cuenta nueva
to take a leaf out of sb's book → seguir el ejemplo de algn

3. [of table] → ala f, hoja f abatible

B. CPD leaf bud N → yema f
leaf mould, leaf mold (US) N → mantillo m (de hojas), abono m verde
leaf spinach N → hojas fpl de espinaca
leaf tobacco N → tabaco m en rama

leaf through VI + PREP [+ book] → hojear

Collins Spanish Dictionary - Complete and Unabridged 8th Edition 2005 © William Collins Sons & Co. Ltd. 1971, 1988 © HarperCollins Publishers 1992, 1993, 1996, 1997, 2000, 2003, 2005

leaf

[ˈliːf] [leaves] (pl) n

[tree] → feuille f
to shake like a leaf → trembler comme une feuille

[table] → rallonge f

[paper] → feuille f
to turn over a new leaf (fig) → tourner la page
to take a leaf out of sb's book (fig) → prendre exemple sur qn

leaf through

vt fus [+ book] → feuilleter

leaf

n pl <leaves>

→ Blatt nt; to be in leaf → grün sein; to come into leaf → grün werden, ausschlagen (poet); he swept the leaves into a pile → er fegte das Laub auf einen Haufen

(of paper) → Blatt nt; to take a leaf out of or from somebody’s book → sich (dat) → von jdm eine Scheibe abschneiden; to turn over a new leaf → einen neuen Anfang machen; it’s time you turned over a new leaf, said the teacher → es wird Zeit, dass du dich änderst, sagte der Lehrer

(of table) → Ausziehplatte f; pull the leaves out → zieh den Tisch aus!

(of metal) → Folie f; gold/silver leaf → Blattgold/-silber nt

vi to leaf through a book → ein Buch durchblättern

leaf

leaf mould, (US) leaf mold

n → (Laub)kompost m

leaf spring

n → Blattfeder f

leaf tobacco

n → Rohtabak m, → Blättertabak m

Collins German Dictionary – Complete and Unabridged 7th Edition 2005. © William Collins Sons & Co. Ltd. 1980 © HarperCollins Publishers 1991, 1997, 1999, 2004, 2005, 2007

leaf

[liːf] n (leaves (pl))

a. (of plant) → foglia

b. (of book) → foglio, pagina
to turn over a new leaf (fig) → voltare pagina, cambiar vita
to take a leaf out of sb's book (fig) → prendere esempio da qn

c. (of table, fold-down) → ribalta; (extending) → asse f estraibile

leaf through vt + prep (book) → sfogliare

leaf

(liːf) – plural leaves (liːvz) – noun

1. a part of a plant growing from the side of a stem, usually green, flat and thin, but of various shapes depending on the plant. Many trees lose their leaves in autumn.

2. something thin like a leaf, especially the page of a book. Several leaves had been torn out of the book.

3. an extra part of a table, either attached to one side with a hinge or added to the centre when the two ends are apart.

ˈleaflet (-lit) noun

a small, printed sheet containing information etc.

ˈleafy adjective

having many leaves. a leafy plant.

turn over a new leaf

to begin a new and better way of behaving, working etc.

leaf

→ وَرَقَةٌ list blad Blatt φύλλο hoja lehti feuille list foglia 葉 잎 blad blad liść folha лист blad ใบไม้ yaprak chiếc lá 树叶

leaf

n. hoja.