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beam

beam

275 3.4
A line of light that shines from one place to another
  • noun
  • /biːm/
  • Specialized
translation icon : rayo de luz
  • As I strain my eyes to find that single beam of light
  • a beam of light
  • laser beam
  • continuous beam

They've got these two beams that come out, and as it spins, those beams pass by us.

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Examples

  • The scientist observed the narrow beam of X-ray radiation passing through the metal.

  • We'll be bouncing laser beams off it to track any changes in size.

  • You can see the beam there where it was.

  • OK, so you have a beam coming out of these charged carbon species.

  • The line starts with an exciting bright red beam that looks almost molten.

  • Let's look again at the beam splitter example.

  • I'm already outside, And then a beam of sun blasts into my face and I go.

  • Commander, the beam is hitting some sort of reflective device.

  • The candle is in its belly, and the beams of light glow from its eyes.

    Fiction book (1991)
  • I clicked on the flashlight, and its beam hit the lawn like a prison spotlight.

    Fiction book (1990)

Synonyms

ray
vsbeam
327 1.0

A narrow line of light like a sunbeam

is broader, applying to any electromagnetic line whether seen or not
shaft
vsbeam
15 5.0

A narrow beam of light that falls in a straight line

is the general term that also includes invisible electromagnetic streams
beam of light
vsbeam
12 2.5

A narrow line of light from a lamp or the sun

covers electromagnetic streams beyond visible light, including lasers and X rays
sunbeam
vsbeam
9 1.0

A narrow ray of sunlight you can see in the air

is a general word for any electromagnetic line, not only sunlight
light beam
vsbeam
4 2.2

A narrow column of light that you can see in the air

includes any electromagnetic line, visible or invisible such as X rays
4 3.5

A narrow beam of light that shines through an opening and lights a small area

includes broader electromagnetic lines not limited to visible light through openings
ray of light
vsbeam
2 2.0

A narrow beam of light you can see shining through darkness

is more general, also covering non visible electromagnetic radiation

Idioms

Wide from side to side, like a boat that is very stable or a person with wide hips

Compounds

laser beam
  • Specialized
17 3.9

A very narrow, bright light in one color that can cut or point at things

12 2.5

A narrow line of light from a lamp or the sun

particle beam
  • Specialized
7 6.8

A narrow, focused stream of tiny particles like electrons used in science and medicine

5 3.5

A bright headlight setting that lights far ahead for night driving

4 4.4

A narrow raised bar used in gymnastics for walking and acrobatic moves

4 2.2

A narrow column of light that you can see in the air

I-beam
  • Specialized
2 5.7

A long metal piece shaped like the letter I that supports buildings and bridges

electron beam
  • Specialized
1 4.6

A focused stream of tiny charged particles used to make images in special microscopes

1 3.7

A headlight setting that lights the road without blinding other drivers

beam scale
  • Specialized
1 5.2

A balance with a long bar that turns and uses a sliding weight to measure how heavy something is

L-beam
  • Specialized
1 5.7

A beam shaped like an L that supports edges and corners

load-bearing beam
  • Specialized
1 5.5

A strong piece of wood or metal that holds the weight of parts of a building

ion beam
  • Specialized
1 7.7

A stream of charged atoms or molecules that moves fast in one direction

beam balance
  • Specialized
5.3

A tool with a horizontal beam and two pans that compares weights

beam-ends
  • Archaic
9.9

Ends of the support pieces that run across a ship's deck when it leans nearly vertical

box beam
  • Specialized
6.7

A long hollow structure made from boards with a rectangular shape that supports parts of a building

A front light on a car that shines low to avoid blinding other drivers

A bright car light that shines straight ahead and should only be used when no other cars are near

A very bright car light that can blind other drivers and is used when no cars are nearby

A light setting that lights the road ahead without blinding other drivers

4.0

A headlight set to point down to avoid blinding other drivers

A strong front light on a car used when no other cars come because it can blind drivers

A headlight setting that lights the road without blinding other drivers

A bright car light that shines far and should be used only when no other cars are ahead

ionic beam
  • Specialized
9.1

A narrow stream of tiny charged particles used to change material surfaces

radio beam
  • Specialized
4.8

A narrow radio signal that helps pilots find the runway in poor visibility

A light on a car that makes a low beam to light the road without hurting other drivers' eyes

tie beam
  • Specialized
7.3

A long horizontal piece that stops two roof sides or walls spreading apart

spreader beam
  • Specialized
8.5

A beam that sits below a crane hook to spread weight when lifting heavy objects

How Bright

blaze
70 3.5
beam
  • Specialized
275 3.4
shaft
15 5.0
to gleam
70 1.9
glimmer
10 3.7

Surface Forms

beam singular
beams plural

Etymology

Beam meaning a ray of light comes from an old English beam that also meant 'ray' because a straight line of light looks like a long stick. So a 'beam of light' is like a bright, straight 'stick' of light.