n. 钮扣, 按钮

vi. 扣住

vt. 钉钮扣于, 扣紧

[计] 按钮

[医] 钮

Button \But"ton\, n. [OE. boton, botoun, F. bouton button, bud,
prop. something pushing out, fr. bouter to push. See {Butt}
an end.]
1. A knob; a small ball; a small, roundish mass.

2. A catch, of various forms and materials, used to fasten
together the different parts of dress, by being attached
to one part, and passing through a slit, called a
buttonhole, in the other; -- used also for ornament.

3. A bud; a germ of a plant. --Shak.

4. A piece of wood or metal, usually flat and elongated,
turning on a nail or screw, to fasten something, as a
door.

5. A globule of metal remaining on an assay cupel or in a
crucible, after fusion.

{Button hook}, a hook for catching a button and drawing it
through a buttonhole, as in buttoning boots and gloves.

{Button shell} (Zo["o]l.), a small, univalve marine shell of
the genus {Rotella}.

{Button snakeroot}. (Bot.)
(a) The American composite genus {Liatris}, having rounded
buttonlike heads of flowers.
(b) An American umbelliferous plant with rigid, narrow
leaves, and flowers in dense heads.

{Button tree} (Bot.), a genus of trees ({Conocarpus}),
furnishing durable timber, mostly natives of the West
Indies.

{To hold by the button}, to detain in conversation to
weariness; to bore; to buttonhole.


Button \But"ton\, v. i.
To be fastened by a button or buttons; as, the coat will not
button.


Button \But"ton\, v. t. [imp. & p. p. {Buttoned}; p. pr. & vb.
n. {Buttoning}.] [OE. botonen, OF. botoner, F. boutonner. See
{Button}, n.]
1. To fasten with a button or buttons; to inclose or make
secure with buttons; -- often followed by up.

He was a tall, fat, long-bodied man, buttoned up to
the throat in a tight green coat. --Dickens.

2. To dress or clothe. [Obs.] --Shak.

Push button \Push button\ (Elec.)
A simple device, resembling a button in form, so arranged
that pushing it closes an electric circuit, as of an electric
bell; -- called also {button}.
[Webster 1913 Suppl.]