ray

A narrow line of light or energy moving out from a source.

• A ray of light reached the floor.
• The sun’s rays warmed my face.
• These rays can pass through some materials.

How to use it: a ray of light (A ray of light came through the curtains.)

Similar words: beam

Common phrases: ray of light, sun ray

A wide, flat sea fish with large side fins and usually a long, thin tail.

• A ray swam past us.
• We saw rays at the aquarium.
• The ray rested on the sand.

Common phrases: manta ray, ray swimming

A straight line that begins at one point and continues forever in one direction.

• Draw a ray from this point.
• The two rays form an angle.
• Each ray has just one endpoint.

Common phrases: draw a ray, ray endpoint