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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 ?
These microwaves would then be beamed down to Earth out of the bottom end of the 'cocktail glass'.
This melodramatic installation, illuminated by soft spotlights beamed down on each sphere, emphasized Chihuly's conception of space.
Chefs used cranes to break off chunks of the chocolate and hand them out to the crowd as the sun beamed down.
WHAT planet has S Payne (Letters, June 4 and 8) beamed down from in saying that Maggie Thatcher was the best Prime Minister ever?
LOOKING like it's beamed down from a more advanced civilisation, this slick beast is a new concept in, er, concept cars.
WITH white furniture and glass tables, Glasgow's Alaya restaurant looks as though it was beamed down from the set of some space age movie.
The sun beamed down on music lovers as the music started at Glastonbury Festival yesterday.
Footage of Chile's friendly against Ukraine last night was beamed down to the miners through a fibre optic cable sent down a bore hole.
But they had not just beamed down from space - they are Army ordnance disposal experts in bio-suits.
For a start, these were human beings, not monsters beamed down from another planet.
But still more than 200 hours of sunshine beamed down on the city during the month.
Information beamed down from space and used to help motorists navigate, is helping blind people find their way around Birmingham.