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Beam Definition


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Other Beam Definition

[n] a gymnastic apparatus used by women gymnasts
[n] long thick piece of wood or metal or concrete, etc., used in construction
[n] breadth amidships
[n] a signal transmitted along a narrow path; guides pilots in darkness or bad weather
[n] a column of light (as from a beacon)
[n] a group of nearly parallel lines of electromagnetic radiation
[v] smile radiantly; express joy through one's facial expression
[v] broadcast over the airwaves, as in radio or television; "We cannot air this X-rated song"
[v] express with a beaming face or smile; "he beamed his approval"
[v] experience a feeling of well-being or happiness, as from good health or an intense emotion; "She was beaming with joy"; "Her face radiated with happiness"
[v] esp. of the complexion: show a strong bright color, such as red or pink; "Her face glowed when she came out of the sauna"
[v] emit light; be bright, as of the sun or a light; "The sun shone bright that day"; "The fire beamed on their faces"

Misc. Definitions

\Beam\, n. [AS. be['a]m beam, post, tree, ray of light; akin to OFries. b[=a]m tree, OS. b?m, D. boom, OHG. boum, poum, G. baum, Icel. ba?mr, Goth. bahms and Gr. ? a growth, ? to become, to be. Cf. L. radius staff, rod, spoke of a wheel, beam or ray, and G. strahl arrow, spoke of a wheel, ray or beam, flash of lightning. ?9
7. See {Be}; cf. {Boom} a spar.]
1. Any large piece of timber or iron long in proportion to its thickness, and prepared for use.
2. One of the principal horizontal timbers of a building or ship. The beams of a vessel are strong pieces of timber stretching across from side to side to support the decks. --Totten.
3. The width of a vessel; as, one vessel is said to have more beam than another.
4. The bar of a balance, from the ends of which the scales are suspended. The doubtful beam long nods from side to side. --Pope.
5. The principal stem or horn of a stag or other deer, which bears the antlers, or branches.
6. The pole of a carriage. [Poetic] --Dryden.
7. A cylinder of wood, making part of a loom, on which weavers wind the warp before weaving; also, the cylinder on which the cloth is rolled, as it is woven; one being called the fore beam, the other the back beam.
8. The straight part or shank of an anchor.
9. The main part of a plow, to which the handles and colter are secured, and to the end of which are attached the oxen or horses that draw it.
10. (Steam Engine) A heavy iron lever having an oscillating motion on a central axis, one end of which is connected with the piston rod from which it receives motion, and the other with the crank of the wheel shaft; -- called also {working beam} or {walking beam}. 1
1. A ray or collection of parallel rays emitted from the sun or other luminous body; as, a beam of light, or of heat. How far that little candle throws his beams ! --Shak. 1
2. Fig.: A ray; a gleam; as, a beam of comfort. Mercy with her genial beam. --Keble. 1
3. One of the long feathers in the wing of a hawk; -- called also {beam feather}. {Abaft the beam} (Naut.), in an arc of the horizon between a line that crosses the ship at right angles, or in the direction of her beams, and that point of the compass toward which her stern is directed. {Beam center} (Mach.), the fulcrum or pin on which the working beam of an engine vibrates. {Beam compass}, an instrument consisting of a rod or beam, having sliding sockets that carry steel or pencil points; -- used for drawing or describing large circles. {Beam engine}, a steam engine having a working beam to transmit power, in distinction from one which has its piston rod attached directly to the crank of the wheel shaft. {Before the beam} (Naut.), in an arc of the horizon included between a line that crosses the ship at right angles and that point of the compass toward which the ship steers. {On the beam}, in a line with the beams, or at right angled with the keel. {On the weather beam}, on the side of a ship which faces the wind. {To be on her beam ends}, to incline, as a vessel, so much on one side that her beams approach a vertical position.
\Beam\, v. t. [imp. & p. p. {Beamed} (?); p. pr. & vb. n. {Beaming}.] To send forth; to emit; -- followed ordinarily by forth; as, to beam forth light.
\Beam\, v. i. To emit beams of light. He beamed, the daystar of the rising age. --Trumbull.

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