Definition of radiate
1 : to proceed in a direct line from or toward a center
2 : to send out rays : shine brightly
3a : to issue in or as if in raysb : to evolve by adaptive radiation
1 : to send out in or as if in rays
3 : to spread abroad or around as if from a center
Examples of radiate in a Sentence
The pain was radiating down my arm.
The sun radiates heat and light.
Heat radiates from the sun.
Recent Examples of radiate from the Web
The June sun radiates off the artificial-turf infield, where Anchorage Bucs infielder Will Floyd, fresh off his freshman season in junior college, takes swings in the batter's box.
Gomez wears a Coach blush pink prairie dress and totes the brand's Swagger bag while radiating her classic Cool Girl vibe from the backseat (no neck pillows and headphones here).
During an earthquake, seismic waves radiate from the epicenter like waves on a pond.
All around town, shorts and tank tops, their hibernation in closets and drawers suddenly interrupted, made appearances on not-yet-beach-ready bodies—but even pallid patches of flesh radiated seductiveness after months in hiding.
Reggae Revolution is a multicultural, multinational tradition that radiates good vibes every Sunday night.
Like all those other techies, though, cracks radiate beneath her sleek veneer like fault lines in the desert.
Day will suddenly turn to twilight, and the sun’s stunning outer atmosphere known as its corona will radiate around the moon.
All models evolved to fit a centralized system that uses large power plants and a distribution network radiating out from the plants.
These example sentences are selected automatically from various online news sources to reflect current usage of the word 'radiate'. Views expressed in the examples do not represent the opinion of Merriam-Webster or its editors. Send us feedback.
Origin and Etymology of radiate
Latin radiatus, past participle of radiare, from radius ray
First Known Use: circa 1619See Words from the same year
First Known Use of radiate
RADIATE Defined for English Language Learners
Definition of radiate for English Language Learners
: to go out in a direct line from a central point or area
: to move in a specified direction from a source
: to send out (something, such as heat or energy) in rays
RADIATE Defined for Kids
Definition of radiate for Students
1 : to send out rays : shine The sun was radiating in the sky.
2 : to come forth in the form of rays Light radiates from shining bodies.
3 : to go out in a direct line from a center Spokes radiate from the center of the wheel.
4 : to spread around from or as if from a center Word radiated that Royce McNabb had sent Ina-Rae Gage a valentine. — Richard Peck, A Year Down Yonder
5 : to show very clearly She radiates confidence.
Seen and Heard
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