Definitions For Ray

noun

• Cartilaginous fishes having horizontally flattened bodies and enlarged winglike pectoral fins with gills on the underside; most swim by moving the pectoral fins
• Any of the stiff bony spines in the fin of a fish
• The syllable naming the second (supertonic) note of any major scale in solmization
• A column of light (as from a beacon)
• A group of nearly parallel lines of electromagnetic radiation
• A branch of an umbel or an umbelliform inflorescence
• (mathematics) a straight line extending from a point

verb

• Expose to radiation
• Extend or spread outward from a center or focus or inward towards a center
• Emit as rays