- any of the lines or streams in which light appears to radiate from a luminous body.
- the straight line normal to the wave front in the propagation of radiant energy.
- a stream of material particles all moving in the same straight line.
- one of a system of straight lines emanating from a point.
- 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.
- one of the branches or arms of a starfish or other radiate animal.
- one of the bony or cartilaginous rods in the fin of a fish.
verb (used without object)
verb (used with object)
Origin of ray1
Related formsray·like, adjective
Definition for rays (2 of 3)
Origin of ray2
Definition for rays (3 of 3)
Examples from the Web for rays
The SunSprite has a UV sensor, which warns you when the rays get intense enough to cause sunburn.Fight Seasonal Affective Disorder With This New Tracker|DailyBurn|November 7, 2014|DAILY BEAST
It had a festive air last Sunday as residents flooded into the spotlessly clean park to soak up the first rays of spring.
I will never forget the rays of January sunshine that I squinted into after those seven hours were finally over.
In some parts, the sun's rays struggle to pierce the tree canopies, casting the whole world in a greenish gloom.
"They're otherwise engaged; they're making money; they're enjoying the rays of late summer," Vick wrote.
The glorious sun of a summer's day poured its rays upon a glittering host.William Shakespeare as he lived.|Henry Curling
That Light fills the earth, but here it shineth in darkness that obstructs its rays.Expositions of Holy Scripture|Alexander Maclaren
The sun pours its rays into the unclean streets, the thermometer registers eighty in the shade.London's Underworld|Thomas Holmes
From loss of blood and the exposure of the sun's rays, he called loudly for water.History of Kershaw's Brigade|D. Augustus Dickert
They could see fish in great numbers in the pure water illumined by the sun's rays.What the Moon Saw: and Other Tales|Hans Christian Andersen