English
hyperbeam
From hyper- + beam.
Proto-Indo-European *úp
Proto-Indo-European *upér ‘over, above’
Proto-Hellenic *hupér
Ancient Greek ὑπέρ ‘over’
English hyper-
Proto-Indo-European *bʰew- ‘to grow, swell’
Proto-Germanic *baumaz ‘tree, beam, balk’
Proto-West Germanic *baum ‘tree’
Old English bēam ‘tree, cross, gallows, column, pillar, wood,…’
Middle English bem ‘a beam’
English beam
Today it means
noun An extraordinarily intense beam of any size (of energy or matter); a superbeam.
Language periods are conventional ranges, not dates for this word.
Etymograph / hyperbeam