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BEAM

 
brain electric activity map; trademark name for a map of brainwave activity derived from a computerized enhancement of electroencephalographic records.

beam

 [bēm]
a unidirectional, or approximately unidirectional, emission of electromagnetic radiation or particles.
useful beam in radiology, that part of the primary radiation that is permitted to emerge from the tubehead assembly of an x-ray machine, as limited by the aperture or port and accessory collimating devices.
beam splitter a device that reflects light from the output phosphor of an image intensifier to a photographic recording. Called also image distributor.

beam

(bēm),
1. Any bar the curvature of which changes under load; in dentistry, frequently used instead of "bar."
2. A collimated emission of light or other radiation, such as an x-ray beam.
[O.H.G. Boum]

beam

Drug slang
A regional synonym for cocaine.
 
Radiation oncology
A focused stream of particles or electromagnetic radiation which is focused in a single direction or body region as part of a therapeutic regimen.

BEAM

Abbreviation for:
BCNU, etoposide, cytarabine, melphalan (a chemotherapy regimen)
Biomedical Equipment Assessment & Management (Medspeak-UK)
brain electrical activity mapping

beam

(bēm)
1. Any bar with a curvature that changes under load.
2. dentistry Synonym(s): bar (2) .
3. A collimated emission of light or other radiation, such as an x-ray beam.
[O.H.G. Boum]

beam

(bēm)
1. Any bar the curvature of which changes under load; in dentistry, frequently used instead of "bar."
2. A collimated emission of light or other radiation.
[O.H.G. Boum]
References in periodicals archive ?
Of Laurels, Palms, and Triumphs Sing, Of Crowns that dazle mortal Eyes, Crowns obtain'd by suffering, [15] Divine Caecilia be thy lofty Theme; ing Her Immortal Diadem; Sing aloud Her Heavenly Race, The Raptures of Her Soul, the Glories of Her Face, And what we Sing aloud [20] Let Eccho double from a beamy Cloud.
Post-1945 escorts were given slow-turning propellers and comparatively beamy and deep hulls to maximise sustained speed in rough weather.
From the early days in 1998 when canting keels were used, then the outrageously beamy boats that capsized for Tony Bullimore and others, to the controversial foils, innovation has always been the watchword--and has allowed leading design houses such as VPLP and Farr to develop radical ideas.
18,706 visitors voted for their top picks of the newest products and innovations and selected top 10 products for each of the 3 sectors.Winners were: Star-living, Dasso, Nature, Shenzhen Kingforest, Jinqiao Flooring, Zhejiang Shiyou, Zhejiang Yuhua, CiambellaLegnami, Beamy International and Zhejiang Yongyu for wood sector; WeihaiShanhua, WeihaiHaima, Suzhou Duolaiyun, Wuxi Fuxing, Zhejiang Xingyue; Beijing U-Living, Nantong HomedecWeiya, LowandBonar and Smart for carpet sector; Gerflor, Novalis, Armstrong, Tarkett, New Tech, Changzhou Liberty, Flooring Industries, National Flagship, Zhejiang Sunflower and Guangzhou Tongxin for resilient flooring.
As outboard power increased over the last 20 years, the beamy, 30-and 40-foot inboard sportfishers gave way to leaner center console hulls.
By simply removing a couple of cushions at the beamy bow, you create"rumble seats," which give bow riders a thrilling front-of-the-rollercoaster, feet-on-the-deck experience.
But the beamy atmosphere in the chamber of this tomb is beautiful.
The impression was like wearing headphones, and while it was very good it also suggested that these speakers might not be the most flexible around, probably because the curved stators are very beamy. This year the product line has been completely revised under new management, with flat stators and upgraded finish.
And we liked rustic, beamy national park architecture." The Driftmier Architects designed a 432square-foot combination tree house and beach house with overtones of a small scale Glacier National Park lodge.
Its spartan layout keeps the weight down and the lead L-shaped keel won't foul fishing lines like a T-keel while the twin rudders control the beamy hull.
Recently I joined a Broward County crew aboard a beamy center console outfitted to the gills for swordfishing and other bluewater pursuits.