ray

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ray[1,noun] ray[2,noun] alpha particle alpha ray astral ray Becquerel ray beta ray cathode-ray oscilloscope cathode-ray tube dual energy X-ray absorptiometry electric ray gamma ray oscilloscope roentgen ray x-ray X-ray X-ray crystallography X-ray diffraction X-ray microscope X-ray therapy X-ray tube

Main Entry: ¹ray
Pronunciation: r
Function: noun
: any of numerous elasmobranch fishes (order Hypotremata) having the body flattened dorsoventrally, the eyes on the upper surface, and a much-reduced caudal region having typically a slender process often with venomous spines