leaf

leaf [lēf]

n.

pl. leaves [ME lefe < OE leaf, akin to Du loof, Ger laub < IE base * leubh-, to peel off, pull off > Lith lupù, to skin, pare off]

1. 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

2. in popular usage

3.

a) the blade of a leaf

b) a petal

4. leaves collectively [choice tobacco leaf]

5. a design resembling a leaf, used as an ornament in architecture

6. a sheet of paper, esp. as part of a book, with a page on each side

7.

a) a very thin sheet of metal; lamina

b) such sheets collectively [covered with gold leaf]

8.

a) a hinged section of a table top, forming an extension when raised into place

b) a board inserted into a table top to increase its surface

9. a flat, hinged or movable part of a folding door, shutter, etc.

☆ 10. one of a number of metal strips laid one upon another to make a leaf spring

vi.

1. to put forth or bear leaves: often with out

2. to turn the pages of a book, etc., esp. so as to glance quickly (through)

vt.

turn the pages of

——————

in leaf

having leaves grown; with foliage

——————

take a leaf from someone's book

to follow someone's example

——————

turn over a new leaf

to make a new start

leafless

adj.

leaflike

adj.