| noun | a column of light (as from a beacon) |
| noun | a branch of an umbel or an umbelliform inflorescence |
| noun | (mathematics) a straight line extending from a point |
| noun | a group of nearly parallel lines of electromagnetic radiation |
| noun | the syllable naming the second (supertonic) note of any major scale in solmization |
| noun | any of the stiff bony spines in the fin of a fish |
| noun | cartilaginous fishes having horizontally flattened bodies and enlarged winglike pectoral fins with gills on the underside; most swim by moving the pectoral fins |
| verb | emit as rays “That tower rays a laser beam for miles across the sky” |
| verb | extend or spread outward from a center or focus or inward towards a center “spokes radiate from the hub of the wheel” |
| verb | expose to radiation “irradiate food” |
| beamy | adjective | radiating or as if radiating light |
| beam | verb | emit light; be bright, as of the sun or a light |
| ray | verb | emit as rays |
| irradiate | verb | cast rays of light upon |
| ray | noun | a column of light (as from a beacon) |
| radiation | noun | a radial arrangement of nerve fibers connecting different parts of the brain |
| irradiation | noun | the condition of being exposed to radiation |