Cacodyl
7 lettersnounrareUpdated June 2026
Definition
A highly toxic foul-smelling oily arsenic compound that ignites spontaneously in dry air, composed of two cacodyl groups.
“Laboratory safety protocols required extreme care when handling cacodyl due to its toxicity and spontaneous flammability.”
Pronunciation
Syllables
cac·o·dyl
Related Words
Synonyms
tetramethyldiarsine
Word Game Tips
🟩
Wordle
Ends in YL, contains C twice, vowels A and O, rare chemistry term
🔤
Scrabble
Y scores 4 points, double C worth 6 combined, useful for clearing Y and C tiles from rack
Words Related to Cacodyl
Explore Similar Words
Try These Tools
Dictionary References
Look up cacodyl in an authoritative dictionary for full definitions, pronunciation, and etymology.

Ready to test your word skills?
Download Word Challenge for unlimited word puzzles, a fresh Daily Challenge, and head-to-head multiplayer. Guess the hidden word in six tries or fewer!