present participle of X-ray

simple past tense and past participle of X-ray

(science fiction) A fictional beam of radiation that can kill.

(science fiction) A fictional weapon that emits harmful rays.

plural of death ray

Alternative spelling of gamma ray

(engineering) Electromagnetic waves with frequencies intermediate between, and sharing properties of both, short radio waves and long IR optical waves. This region is defined variously as between 0.1 - 10 THz, 0.3-3 THz or 0.3-30 THz.

plural of T-ray

Alternative spelling of ray gun

Alternative spelling of death ray