adj

experimental

ihks-peh-ruh-MEHN-tuhl

adj

Based on or used for testing new ideas; not yet proven or standard.

"The hospital is trying an experimental treatment for the disease."

"Their new album has an experimental sound, mixing jazz and electronica."

How to Use Experimental

Learner’s notes

In plain EnglishSomething new and untested, done to see if it works.

Common pairings

experimental drug experimental design experimental music

more experimental comparative, experimentals plural, most experimental superlative

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Can you complete this real example?

The hospital is trying an _____ treatment for the disease.

From experiment + the adjective ending -al.

mental dental rental parental Oriental elemental accidental ornamental judgmental incidental monumental regimental