Verb

1. expose to radiation
2. extend or spread outward from a center or focus or inward towards a center
3. emit as rays

Noun

1. cartilaginous fishes having horizontally flattened bodies and enlarged winglike pectoral fins with gills on the underside; most swim by moving the pectoral fins
2. any of the stiff bony rods in the fin of a fish
3. the syllable naming the second (supertonic) note of any major scale in solmization
4. a column of light (as from a beacon)
5. a group of nearly parallel lines of electromagnetic radiation
6. a branch of an umbel or an umbelliform inflorescence
7. (mathematics) a straight line extending from a point