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but·ton

(bŭt'ŏn),
A knob-shaped structure, lesion, or device.
[M.E., fr. O.Fr. bouton, fr. bouter, to thrust, fr. Germanic]

button

/but·ton/ (but´'n)
1. a knoblike elevation or structure.
2. a spool- or disk-shaped device used in surgery for construction of intestinal anastomosis.

Jaboulay button  a device used for lateral intestinal anastomosis.
mescal buttons  transverse slices of the flowering heads of a Mexican cactus, Lophophora williamsii, whose major active principle is mescaline.
Murphy's button  a metallic device used for connecting the ends of a divided intestine.
skin button  a connector or stretch of tubing covered with a velour fabric, designed to encourage tissue ingrowth where it passes through the skin.

button

[but′ən]
Etymology: OFr, boton
1 a knoblike elevation or structure.
2 a small appliance shaped like a spool or disk, used in surgery for construction of an intestinal anastomosis.

button

Drug slang
A regional term for mescaline.

Radiation safety
A hockey puck-like mass of plutonium nitrate which is a starting material for bomb-grade plutonium.
 
Transfusion medicine
An aggregate of red blood cells (RBCs) adherent to the bottom of a test tube after centrifugation; if with gentle shaking of the test tube the cells remain adherent, agglutination is assumed to have occurred, implying presence of both an antigen (on the RBCs) and a specific antibody (immunoglobulins) in the serum button.
 
Vox populi
See Panic button.

but·ton

(bŭt'ŏn)
A structure, lesion, or deviceof knob shape.
[M.E., fr. O.Fr. bouton, fr.bouter, to thrust, fr. Germanic]

button 

The preformed piece of glass which will become the segment of a fused bifocal or multifocal lens. It is ground and polished on one side to the appropriate curvature for fusing to the main lens (British Standard). See bifocal lens.

but·ton

(bŭt'ŏn)
A structure, lesion, or device of knob shape.
[M.E., fr. O.Fr. bouton, fr. bouter, to thrust, fr. Germanic]

button,

n the excess metal remaining from the casting and sprue; located at the end of the sprue, opposite the casting.
button, implant,

button

1. a knoblike elevation or structure.
2. an appliance used in surgical anastomosis of the intestine (Murphy's button).

button tumor
button ulcer
craterous mucosal defects, the edges of which are raised above the surrounding mucosa. The original necrotic center of the lesion is shed leaving a deep ulcer. They are characteristic lesions in the cecum and colon of pigs with subacute salmonellosis. The lesions are usually few in number, small and deep.
References in periodicals archive ?
Through the unique design features of a buttonless display, the World Time Sport brings technology and style right to the wearer's fingertips," says Donald Brewer, Managing Director of Phosphor.
Neonode introduced its first buttonless and fully touchscreen controlled mobile phone in early 2004.
The units also feature a revolutionary buttonless base station, illuminated handset display and keypad, clock and alarm, appointment reminder, volume control, low-battery warning, visual message/status indicator and a navigation key to help users move through the menus.
The units also feature a revolutionary buttonless base, a high quality handset display, 6-day standby battery, clock and alarm, appointment reminder, volume control, low-battery warning and a navigation key to help users move through the menus.
STOCKHOLM, Sweden -- Neonode (NASDAQ:NEON), a Swedish developer of mobile devices and a pioneer in buttonless, touchscreen mobile phones, today announced the opening of its web shop for sales to the European market.
Responding to strong interest from its industrial automation OEM customers, ITAC has introduced both two button and buttonless physical configurations of its USB panel mount MOUSE-TRAK.
STOCKHOLM, Sweden -- Neonode, the Swedish developer of mobile devices and pioneer in buttonless, touch screen mobile phones, has received a considerable order from the operator, Telenor Sweden, for the new Neonode N2.
Tired of holes in your socks, paying tailors to hem your pants and buttonless collars?