8 letters · 10 points in Scrabble
noun accelerates a continuous beam of electrons to high speeds by means of the electric field produced by changing magnetic flux
originEtymology tree English beta Proto-Indo-European *-tḗr Proto-Indo-European *-trom Proto-Hellenic *-tron Ancient Greek -τρον (-tron)bor. English -tron English betatron From beta + -tron.
Etymology from Wiktionary, CC BY-SA 3.0