beam

beam [bēm]
n.
[ME < OE, a tree, piece of wood, column; akin to Ger baum, Du boom, tree]
1. Obs. the squared-off trunk of a tree
2.
a) a long, thick piece of wood, metal, or stone, used in building
b) such a piece used as a horizontal support for a roof, ceiling, etc.
3. one of the two large rollers of a loom
4. the barlike, horizontal part of a plow, to which the handles, share, etc. are attached
5. the crossbar of a balance; also, occasionally, the balance itself
6. the main shaft of a deer's antler: see BAY ANTLER
7. any of the heavy, horizontal crosspieces of a ship
8. a ship's breadth at its widest point
9. the side of a ship or the direction extending outward on either side at right angles to the fore-and-aft line of a ship, aircraft, etc.
10. Slang the width of the hips
11. Gym. BALANCE BEAM
12. Mech. a lever that is moved back and forth by a piston rod and transmits its motion to the crank, etc. as in some early steam enginesa lever that is moved back and forth by a piston rod and transmits its motion to the crank, etc. as in some early steam engines [orig. transl. of L columna lucis, column of light]
13. a shaft or stream of light or other radiation, as of X-rays or nuclear particles: also used figuratively
14. a radiant look, smile, etc.
15. a stream of radio or radar signals sent continuously in one direction from a landing field, harbor, etc. as a guide for incoming aircraft or ships
vt.
1. to give out (shafts of light); radiate in a beam or beams
2. to direct or aim (a radio signal, program, etc.)
3. to construct (a ceiling) so that the beams are exposed
vi.
1. to shine brightly; be radiant
2. to smile warmly
——————
beam in one's own eye [after Matt. 7:3, Luke 6:41]
a major moral flaw in oneself which one ignores while criticizing minor faults in others
——————
off the beam
1. not following the direction of a guiding beam, as an airplane
2. Informal
a) going in the wrong direction
b) wrong; incorrect
——————
on the beam
1. in a direction at right angles to the keel of a ship; abeam
2. following the direction of a guiding beam, as an airplane
3. Informal
a) going in the right direction
b) working or functioning well; alert, keen, quick, etc.

English World dictionary. . 2014.

Synonyms:

Look at other dictionaries:

  • Beam — (b[=e]m), n. [AS. be[ a]m beam, post, tree, ray of light; akin to OFries. b[=a]m tree, OS. b[=o]m, D. boom, OHG. boum, poum, G. baum, Icel. ba[eth]mr, Goth. bagms and Gr. fy^ma a growth, fy^nai to become, to be. Cf. L. radius staff, rod, spoke of …   The Collaborative International Dictionary of English

  • Beam — may refer to: *Beam (structure), a construction element *Beam (nautical), the most extreme width (or breadth) of a nautical vessel, or a point alongside the ship at the mid point of its length *A narrow, propagating stream of particles or energy …   Wikipedia

  • BEAM — (englisch „Strahl“) steht für: Beam (Robotik), Sammelbegriff für eine bestimmte Sorte von Robotern Beam (Band), ein Musikduo Breite über alles (Schiffsbreite) Beam ist der Nachname folgender Personen: Jacob Beam (1760–1839, eigentlich Johannes… …   Deutsch Wikipedia

  • beam — beam·age; beam; beam·er; beam·fill·ing; beam·i·ly; beam·ing·ly; beam·ish; beam·less; beam·ster; semi·beam; white·beam; mi·cro·beam; …   English syllables

  • Beam — (englisch „Strahl“) steht für: Beam (Robotik), Sammelbegriff für eine bestimmte Sorte von Robotern Beam (Band), ein Musikduo Breite über alles (Schiffsbreite) Beam ist der Nachname folgender Personen: H. Beam Piper (1904–1964), US amerikanischer… …   Deutsch Wikipedia

  • beam — ► NOUN 1) a long piece of timber or metal used as a support in building. 2) a narrow horizontal length of timber for balancing on in gymnastics. 3) a ray or shaft of light or particles. 4) a radiant smile. 5) a ship s breadth at its widest point …   English terms dictionary

  • Beam — est un domaine de la robotique qui cherche à construire des robots avec le minimum de composants électroniques. La condition sinéquanone pour qu un robot soir considérré comme BEAM , inventée par le roboticien Mark Tilden, est de réduire au… …   Wikipédia en Français

  • Beam — Warp Beam The roller upon which the warp yam is wound, and fitted in the loom at the back. Cloth Beam A roller fitted in the front of the loom, upon which the cloth is wound when woven. Breast Beam Is a bar fixed in front of the loom with the… …   Dictionary of the English textile terms

  • Beam — 〈[bi:m] m. 6〉 Zielstrahl eines Satelliten [engl.] * * * Beam   [biːm; englisch »Richtstrahl«] der, s/ s, die Strahlungskeule eines Satellitensenders (Transponder); im Querschnitt kreisförmig, elliptisch oder in anderen gezogenen Rundformen,… …   Universal-Lexikon

  • beam — [n1] length of material used as support axle, bail, balk, bolster, boom, brace, cantilever, column, crossbar, crosspiece, girder, jamb, joist, lath, lintel, pile, piling, pillar, plank, pole, post, prop, rafter, reach, scaffolding, scantling,… …   New thesaurus

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