experimental

[ik-sper-uh-men-tl] / ɪkˌspɛr əˈmɛn tl /

ADJECTIVE

exploratory

Synonyms

STRONGEST

empirical preliminary unproved

WEAK

beginning developmental experiential first stage laboratory momentary on approval pilot preparatory primary probationary provisional speculative temporary tentative test trial trial-and-error unconcluded under probation

Antonyms

WEAK

proven tested tried

Example Sentences

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

A range of acts from folk, trad and jazz to hiphop, soul and experimental sounds were all set to take to the stage.

From BBC • Jun. 2, 2026

The team created a new experimental system in which one fish watched and responded to another fish that was swimming nearby.

From Science Daily • Jun. 2, 2026

There is no approved vaccine but experimental ones are in development.

From BBC • Jun. 1, 2026

Now, Replimune has another shot at getting its experimental treatment approved.

From The Wall Street Journal • May 30, 2026

Alchemy and chemistry were both experimental disciplines, but the alchemist and the chemist had different forms of life and belonged to different types of community.

From "The Invention of Science" by David Wootton

Vocabulary lists containing experimental

Awkward

Looking to grow your vocabulary? Check out this interactive, curated word list from our team of English language specialists at Vocabulary.com – one of over 17,000 lists we've built to help learners worldwide!

Content Summary 5.1: Causes of the Atlantic Revolutions

Interested in learning more words like this one? Our team at Vocabulary.com has got you covered! You can review flashcards, quiz yourself, practice spelling, and more – and it's all completely free to use!

This Week in Words: Current Events Vocab for July 3–July 9, 2021

Want to remember this word for good? Start your learning journey today with our library of interactive, themed word lists built by the experts at Vocabulary.com – we'll help you make the most of your study time!