Beam

Beam could mean:
Beam theory, a way to find the load-carrying and deflection characteristics of beams
Beam (nautical), the most extreme width (or breadth) of a nautical vessel, or a point alongside the ship at the midpoint of its length
Beam (structure), a construction element
Beam bridge, a bridge that uses beams
A narrow stream of particles or energy:
Charged particle beam
Cathode ray, or "electron beam"
Light or other Electromagnetic radiation
The output of a raygun in science fiction
Beam weapons from the Metroid series
Beaming means a way of traveling on the Star Trek television series
Tractor beam, a hypothetical beam that pulls or pushes
"On the beam", following a radio navigation beacon
Beam (music), a connection line in musical notation
Balance beam (gymnastics), a piece of gymnastics equipment
BEAM robotics, an automatically moving machine based on analog electronics
Beam Software, a computer game developer
BEAM.TV, a global distribution network