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Beam
1. A ray or shaft of light. A beam of light shown across the floor.
2. A concentrated stream of particles or a similar propagation of waves. A beam
of protons is used to light up a TV screen.
3. A squared-off log or a large, oblong piece of timber, or stone used
specifically as a horizontal support in construction. Several beams support
our long deck.
Back to 5000 Word List 41
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