Experiment
10 lettersnouncommonUpdated June 2026
Definition
A scientific procedure undertaken to test a hypothesis, demonstrate a known fact, or examine the effects of something. A trial or test conducted to discover something unknown or to prove a theory.
“The chemistry class conducted an experiment to observe the reaction between acids and bases.”
Pronunciation
IPA
/ɪkˈsper.ɪ.mənt/
Syllables
ex·per·i·ment
Related Words
Synonyms
Word Game Tips
Wordle
Contains four E's and unique X; features the -MENT ending pattern
Scrabble
Worth 21 points; the X (8 pts) makes this valuable, especially near bonus squares
Words Related to Experiment
Words you can make from Experiment
Shorter words formed from the letters in “experiment”.
Add a letter to make a longer word
11-letter words you can spell by adding one letter to “experiment”.
Explore Similar Words
Try These Tools
Dictionary References
Look up experiment 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!