Definition of beam
- a horizontal structural member, usually transverse, for supporting the decks and flats of a vessel.
- the extreme width of a vessel.
- the shank of an anchor.
- walking beam.
- (in a loom) a roller or cylinder on which the warp is wound before weaving.
- a similar cylinder on which cloth is wound as it is woven.
Idioms about beam
- not on the course indicated by a radio beam.
- Informal. wrong; incorrect: The pollsters were off the beam again for the last presidential election.
- on the course indicated by a radio beam, as an airplane.
- Nautical. at right angles to the keel.
- Informal. proceeding well; correct; exact: Their research is right on the beam and the results should be very valuable.
Origin of beam
OTHER WORDS FROM beam
Words nearby beam
How to use beam in a sentence
The researchers formed positronium by colliding a beam of positrons with a target, where they met up with electrons.A measurement of positronium’s energy levels confounds scientists|Emily Conover|August 24, 2020|Science News
Droplets spewed from the person’s speech show up neon green in the laser beam, moving like tiny meteor showers.4 reasons you shouldn’t trash your neck gaiter based on the new mask study|Jonathan Lambert|August 12, 2020|Science News
A laser beam hits the debris in orbit and bounces back to Earth, and ground crews can measure how long that takes to figure out where they are and where they are going, alerting you to possible collisions with other objects.
Meanwhile, the beams going the opposite way have their wavelength compressed by their shorter path.A giant underground motion sensor in Germany tracks Earth’s wobbles|Maria Temming|July 17, 2020|Science News
But, like the cosmic rays, the beams of light have a marginal effect.Cosmic Rays May Explain Life’s Bias for Right-Handed DNA|Charlie Wood|June 29, 2020|Quanta Magazine
Back then, no one ever imagined needing to beam live video to ground troops from a fighter jet.Newest U.S. Stealth Fighter ‘10 Years Behind’ Older Jets|Dave Majumdar|December 26, 2014|DAILY BEAST
Conservative columnist George Will calls him a “cherubic 40-year-old…a human beam of sunshine.”With Ernst and Gardner, Republicans Think They’ve Found the Formula|Eleanor Clift|November 4, 2014|DAILY BEAST
Her door stands ajar, halving the room with a beam of light.
Outside the lodge, running along its perimeter, was a small ditch lined by posts topped by a chest-high wooden beam.
The pulses are from a beam of light produced by the intense magnetic field, which sweeps across Earth as the neutron star rotates.
The latter went immediately to look for his wife, and found her hidden in an attic, hanging to a beam.
Cast the beam from thine eye before noticing the mote in that of thy neighbour.Solomon and Solomonic Literature|Moncure Daniel Conway
It was placed immediately over the shaft and pump-rods, requiring no engine-beam.
A connecting rod worked a balance-beam, which worked the air-pump, feed-pump, and plug-rod for moving the valves.
A large balance-beam was attached to the pump-rods, near the bottom cross-head.
British Dictionary definitions for beam
- not following a radio beam to maintain a course
- informal wrong, mistaken, or irrelevant
- following a radio beam to maintain a course
- nautical opposite the beam of a vessel; abeam
- informal correct, relevant, or appropriate
Derived forms of beam
Word Origin for beam
Other Idioms and Phrases with beam
see broad in the beam; off the beam.