1. • 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
   • verb - emit as rays
   • verb - extend or spread outward from a center or focus or inward towards a center
   • verb - expose to radiation
2. • A thin line or narrow beam of light or other radiant energy.
   • A graphic or other representation of such a line.
   • Radiance; light.
   • A small amount; a trace: not a ray of hope left.
   • A straight line extending from a point.
   • A structure or part having the form of a straight line extending from a point.
   • Any of the bright streaks that are seen radiating from some craters on the moon.
   • Botany.
   • A ray flower or the corolla of a ray flower.
   • A branch of an umbel.
   • Zoology.
   • One of the bony spines supporting the membrane of a fish’s fin.
   • Sunshine: Let’s go to the beach and catch some rays.
   • To send out as rays; emit.
   • To supply with rays or radiating lines.
   • To cast rays on; irradiate.
   • Any of various marine fishes of the order Rajiformes or Batoidei, having cartilaginous skeletons, horizontally flattened bodies, and narrow tails.
3. • v - to emit rays (narrow beams of light)

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