beam·​line | \ ˈbēm-ˌlīn How to pronounce beamline (audio) \
plural beamlines

Definition of beamline

: a beam of particles (such as photons or electrons) emitted from a particle accelerator The synchrotron uses magnets to guide electrons around a ring that's about the size of a basketball court. Every time an electron turns a corner, so to speak, it emits a photon. The photons fly away from the ring in what are called beamlines.National Geographic, October 2001

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First Known Use of beamline

1971, in the meaning defined above

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The first known use of beamline was in 1971

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Cite this Entry

“Beamline.” Dictionary, Merriam-Webster, Accessed 9 Aug. 2020.

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