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Definition beam in British English

beam noun

[countable] noun
/biːm/
1

a long thick piece of wood, metal, or concrete that supports a roof

Example

a cottage with low oak beams

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2

a line of light or other form of energy

Example

the beam of the car headlights

Example

a laser beam

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Example

A beam of happiness spread over her face.

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5

the widest part of a ship from one side to the other

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Definition beam in British English