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1 definition found
 for ray
From WordNet (r) 3.0 (2006) :

  ray
      n 1: a column of light (as from a beacon) [syn: beam, beam of
           light, light beam, ray, ray of light, shaft,
           shaft of light, irradiation]
      2: a branch of an umbel or an umbelliform inflorescence
      3: (mathematics) a straight line extending from a point
      4: a group of nearly parallel lines of electromagnetic radiation
         [syn: beam, ray, electron beam]
      5: the syllable naming the second (supertonic) note of any major
         scale in solmization [syn: re, ray]
      6: any of the stiff bony spines in the fin of a fish
      7: cartilaginous fishes having horizontally flattened bodies and
         enlarged winglike pectoral fins with gills on the underside;
         most swim by moving the pectoral fins
      v 1: emit as rays; "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; "spokes radiate from the hub of the wheel";
         "This plants radiate spines in all directions" [syn:
         radiate, ray]
      3: expose to radiation; "irradiate food" [syn: irradiate,
         ray]

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