ray Meaning and Definition

1. n. cartilaginous fishes having horizontally flattened bodies and enlarged winglike pectoral fins with gills on the underside; most swim by moving the pectoral fins

2. n. any of the stiff bony rods in the fin of a fish

3. n. the syllable naming the second (supertonic) note of any major scale in solmization

4. n. a column of light (as from a beacon)

5. n. a group of nearly parallel lines of electromagnetic radiation

6. n. a branch of an umbel or an umbelliform inflorescence

7. n. (mathematics) a straight line extending from a point

8. v. expose to radiation

9. v. extend or spread outward from a center or focus or inward towards a center

10. v. emit as rays