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a narrow beam of light.

a gleam or slight manifestation.

a raylike line or stretch of something.

light or radiance.

a line of sight.

Physics, Optics.��

1. any of the lines or streams in which light appears to radiate from a luminous body.

2. the straight line normal to the wave front in the propagation of radiant energy.

3. a stream of material particles all moving in the same straight line.

Mathematics.��

1. one of a system of straight lines emanating from a point.

2. Also called half-line.��the part of a straight line considered as originating at a point on the line and as extending in one direction from that point.

any of a system of parts radially arranged.

Zoology.��

1. one of the branches or arms of a starfish or other radiate animal.

2. one of the bony or cartilaginous rods in the fin of a fish.

Botany.��

1. ray flower.

2. one of the branches of an umbel.

3. vascular ray.

4. (in certain composite plants) the marginal part of the flower head.

Astronomy.��one of many long, bright streaks radiating from some of the large lunar craters.

a prominent upright projection from the circlet of a crown or coronet, having a pointed or ornamented termination.

to emit rays.

to issue in rays.

to send forth in rays.

to throw rays upon; irradiate.

to subject to the action of rays, as in radiotherapy.

Informal.��to make a radiograph of; x-ray.

to furnish with rays or radiating lines.

John, 1627?–1705, English naturalist.

Man 1890–1976, U.S. painter and photographer.

Satyajit 1921–92, Indian film director.

Cape, a promontory at the SW extremity of Newfoundland, Canada, on the Cabot Strait, at the entrance of the Gulf of St. Lawrence.

a male given name, form of Raymond.

Also Raye a female given name, form of Rachel.