radioactive

/,reɪdioʊ'æktɪv/ adjective
11 letters5 syllables17 points in Scrabble®19 points in WWF®
DEFINITIONS1
ADJECTIVE
1

Exhibiting or caused by radioactivity.

“radioactive isotope”

“radioactive decay”

WORD FORMS
Related formradioactivity
GAME SCORES
Scrabble®17 points
Words With Friends®19 points
Double word34 points
Triple word51 points
GOOD TO KNOW
Pig Latinadioactiveray
Starts & ends withR … E
Syllablesra · di · o · ac · tive
SYNONYMS & RELATED3
KEEP EXPLORING4
You Go Words!
© 2026 You Go Words! · Independently made since 2014.For educational entertainment only. Scrabble®, Words With Friends® and other game marks belong to their owners.