Experimental (adjective)

1. Relating to or based on experimentation.
2. Using or involving a new method or technique.

Origin:

Mid 17th century: from medieval latin experimentalis, from latin experimentum (see experiment).

Examples:

1. The company's new product is still in the experimental phase.
2. The experimental drug showed promising results in early trials.
3. The artist's work is experimental and pushes the boundaries of traditional art.
4. The experimental design of the study was criticized by other researchers.
5. The experimental aircraft was tested in a wind tunnel.