1. A column of light (as from a beacon) (synset 111448137)
  2. A branch of an umbel or an umbelliform inflorescence (synset 113152275)
  3. (mathematics) a straight line extending from a point (synset 113936442)
  4. A group of nearly parallel lines of electromagnetic radiation (synset 111448493)
  5. The syllable naming the second (supertonic) note of any major scale in solmization (synset 106881495)
  6. Any of the stiff bony spines in the fin of a fish (synset 101903360)
  7. Cartilaginous fishes having horizontally flattened bodies and enlarged winglike pectoral fins with gills on the underside;
    Most swim by moving the pectoral fins (synset 101498342)
  1. Emit as rays (synset 202774389)
    "That tower rays a laser beam for miles across the sky"
  2. Extend or spread outward from a center or focus or inward towards a center (synset 202692794)
    "spokes radiate from the hub of the wheel"; "This plants radiate spines in all directions"
  3. Expose to radiation (synset 200292206)
    "irradiate food"

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