experimental
adjective
ex·per·i·men·tal
ik-ˌsper-ə-ˈmen-tᵊl 
also -ˌspir-
1
: of, relating to, or based on experience or experiment
2
a
: serving the ends of or used as a means of experimentation
an experimental school
b
: relating to or having the characteristics of experiment : tentative
still in the experimental stage
Examples of experimental in a Sentence
The fuel is being used on an experimental basis.
an experimental procedure for patients suffering from leukemia
Recent Examples on the Web
The Annecy team has been incredibly supportive of this experimental journey.
—
Jamie Lang, Variety, 8 June 2025
In one of the first experimental studies on Chrysopelea gliding, researchers observed a golden flying snake launch from a 135-foot (41-meter) tower, execute a 180-degree turn, and land back on the same structure.
—Scott Travers, Forbes.com, 7 June 2025
Effect of different types of textile fabric on spermatogenesis: an experimental study
National Institute of Environmental Health Sciences.
—Sara Novak, Discover Magazine, 7 June 2025
New details of the Trump administration's plans for NASA, released Friday, May 30, revealed the White House's desire to end the development of an experimental nuclear thermal rocket engine that could have shown a new way of exploring the Solar System, Ars reports.
—Stephen Clark – Jun 6, ArsTechnica, 6 June 2025
See All Example Sentences for experimental
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Jamie Lang, Variety, 8 June 2025
In one of the first experimental studies on Chrysopelea gliding, researchers observed a golden flying snake launch from a 135-foot (41-meter) tower, execute a 180-degree turn, and land back on the same structure.
—Scott Travers, Forbes.com, 7 June 2025
Effect of different types of textile fabric on spermatogenesis: an experimental study
National Institute of Environmental Health Sciences.
—Sara Novak, Discover Magazine, 7 June 2025
New details of the Trump administration's plans for NASA, released Friday, May 30, revealed the White House's desire to end the development of an experimental nuclear thermal rocket engine that could have shown a new way of exploring the Solar System, Ars reports.
—Stephen Clark – Jun 6, ArsTechnica, 6 June 2025
See All Example Sentences for experimental
Cite this Entry
“Experimental.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/experimental. Accessed 12 Jun. 2025.
Copy CitationKids Definition
experimental
adjective
ex·per·i·men·tal
ik-ˌsper-ə-ˈment-ᵊl
1
a
: of, relating to, or based on experience or experiment
experimental evidence
b
: subjected to the condition that is different from normal for a factor being tested in an experiment
the experimental group
2
: relating to or having the characteristics of experiment : tentative sense 1
still in the experimental stage
Medical Definition
experimental
adjective
ex·per·i·men·tal
ik-ˌsper-ə-ˈment-ᵊl also -ˌspir-
1
: of, relating to, or based on experience or experiment
2
: founded on or derived from experiment
the heart of the experimental method is the direct control of the thing studied—B. F. Skinner
B. F. Skinner3
of a disease
: intentionally produced especially in laboratory animals for the purpose of study
experimental diabetes
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