Synonyms for ray

a column of light (as from a beacon) (noun)

• beam
• shaft
• irradiation

a group of nearly parallel lines of electromagnetic radiation (noun)

the syllable naming the second (supertonic) note of any major scale in solmization (noun)

• re

extend or spread outward from a center or focus or inward towards a center (verb)

• radiate

expose to radiation (verb)

• irradiate