plural of tractor beam

(engineering) A beam with cross-section shaped like a capital letter I (with serifs top and bottom), used in construction.

plural of I-beam

Third-person singular simple present indicative form of beam up

present participle of beam up

simple past tense and past participle of beam up

(physics) A non-diffracting waveform that gives the appearance of curving as it travels.

plural of Airy beam

plural of high-beam

plural of straining beam