1. (noun) beam, beam of light, light beam, ray, ray of light, shaft, shaft of light, irradiation
a column of light (as from a beacon)
Synonyms: beam, shaft, peter, pecker, diaphysis, radio beam, ray of light, actinotherapy, radiation, re, cock, rotating shaft, shaft of light, dick, barb, prick, electron beam, balance beam, scape, slam, spear, dig, calamus, tool, lance, radiotherapy, light beam, quill, gibe, beam of light, putz, jibe, radiation therapy, irradiation, ray, shot
2. (noun) ray
a branch of an umbel or an umbelliform inflorescence
Synonyms: light beam, beam of light, electron beam, ray of light, re, beam, shaft, irradiation, shaft of light
3. (noun) ray
(mathematics) a straight line extending from a point
Synonyms: light beam, beam of light, electron beam, ray of light, re, beam, shaft, irradiation, shaft of light
4. (noun) beam, ray, electron beam
a group of nearly parallel lines of electromagnetic radiation
Synonyms: light beam, beam of light, radio beam, ray, ray of light, re, beam, shaft of light, shaft, balance beam, irradiation, electron beam
5. (noun) re, ray
the syllable naming the second (supertonic) note of any major scale in solmization
Synonyms: light beam, beam of light, ray, shaft, electron beam, beam, shaft of light, ray of light, re, irradiation, atomic number 75, rhenium
6. (noun) ray
any of the stiff bony spines in the fin of a fish
Synonyms: light beam, beam of light, electron beam, ray of light, re, beam, shaft, irradiation, shaft of light
7. (verb) ray
cartilaginous fishes having horizontally flattened bodies and enlarged winglike pectoral fins with gills on the underside; most swim by moving the pectoral fins
Synonyms: light beam, beam of light, electron beam, ray of light, re, beam, shaft, irradiation, shaft of light
8. (verb) ray
emit as rays
Synonyms: irradiate, radiate
9. (verb) radiate, ray
extend or spread outward from a center or focus or inward towards a center
Synonyms: ray, irradiate, shine, glow, beam, radiate, diversify
10. (verb) irradiate, ray
expose to radiation
Synonyms: enlighten, ray, irradiate, radiate
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Synonyms and Antonyms of RAY 
