Cambridge Dictionaries online Cambridge Dictionaries online

The most popular online dictionary and thesaurus for learners of English

English definition of “beam”

beam

noun [C]  /bim/ us  

beam noun [C] (LIGHT)

a line of light coming from the sun or a bright light, esp. as seen against a darker background: a beam of sunlight A laser beam scans the disc’s surface.

beam noun [C] (WOOD)

a long, thick piece of wood, metal, or concrete, esp. one used to support weight in a building or other structure

beam

verb  /bim/ us  

beam verb (SEND LIGHT)

[I/T] to send out a line of light: [I] The sun beamed down on the ball field. [T] Detroit stations are beamed (= broadcast) to Canadian communities.

beam verb (SMILE)

[I] to smile with obvious pleasure: His face beamed as if he’d won a gold medal at the Olympics.
(Definition of beam from the Cambridge Academic Content Dictionary © Cambridge University Press)
What is the pronunciation of beam?
Add Cambridge dictionaries to your browser to your website

Definitions of “beam” in other dictionaries

Word of the Day

light at the end of the tunnel

signs of improvement in a situation that has been bad for a long time, or signs that a long and difficult piece of work is almost finished

Word of the Day

The language of work

by Kate Woodford,
October 15, 2014
Most of us talk about our jobs. We tell our family and friends interesting or funny things that have happened in the workplace (=room where we do our job), we describe – and sometimes complain about – our bosses and colleagues and when we meet someone for the first time, we tell

Read More 

life tracking noun

October 20, 2014
the use of one or more devices or apps to monitor health, exercise, how time is spent, etc.

Read More