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Classic usage
Estimated CEFR level: C2 — Proficiency
Estimated from word frequency; not an official CEFR classification.
* (science fiction): For the fictional weapon coined for Star Trek: originally a "ph(oton ma)ser," later changed canonically to a "phas(ed)-e(nergy) r(ectifier)" (of "nadions", not photons). * (phase modulation): phase + -er
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Classic usage
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