Word Games Pro Dictionary

radioactive

adjective

Exhibiting or caused by radioactivity

Quick reference

Word Facts

Word length
11
Starts with
R
Ends with
E
Contains
AD
Scrabble score
17
CEFR level
B2

How it sounds

Pronunciation

ˌɹeɪdioʊˈaktɪv

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Audio Pronunciation

Meaning

Definitions

adjective

  1. Exhibiting or caused by radioactivity

    “Radioactive isotope”

In context

Example Sentences

Radioactive isotope
Radioactive decay
Radioactive fallout

Opposite words

Antonyms

nonradioactive

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