Englishfor English speakers
compact
Noun
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A compact is an agreement or contract.
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A compact is a small container with a folding mirror that contains powder and is used by women.
compact
Adjective
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If something is compact, it is packed into a tight space.
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If something is compact, all of the needed features of something fits in a small space.
compact
Verb
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If something is compacted, it is made smaller; it is compressed.
laser
Noun
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A laser is a device that emits light through a process of optical amplification based on the stimulated emission of electromagnetic radiation.
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The term laser originated as an acronym for "light amplification by stimulated emission of radiation".