Wordiyo
Vocabulary
Learn
My WordsPricing
Wordiyo

Build your English vocabulary systematically through word roots and etymology.

Explore

  • Vocabulary
  • Roots
  • My Words

Learn

  • Guides
  • Read

Company

  • About Us
  • Pricing
  • Terms of Service
  • Privacy Policy

© 2026 Wordiyo.

  1. Home
  2. /radi
  3. /radiation

radiation

🇬🇧 UK/.reidi'eiʃәn/🇺🇸 US
TOEFLB1

Definitions

n.

Energy emitted as rays, waves, or particles; the process of spreading outward from a source.

辐射;放射线;辐射能

🧩 Root Breakdown

Root-derived
radiray, spoke, radius
+
ationact, process, state
=radiation

Common Collocations

  • 1.radiation therapy放射治疗
  • 2.radiation exposure辐射暴露
  • 3.ultraviolet radiation紫外线辐射
  • 4.nuclear radiation核辐射

Example Sentences

  • 1.

    Patients undergoing radiation therapy may experience fatigue and skin irritation.

  • 2.

    The scientists measured high levels of radiation near the damaged reactor.

  • 3.

    Ultraviolet radiation from the sun can cause serious damage to unprotected skin.

← Back to radi