Meaning of EXPERIMENTAL in English

[ex.per.i.men.tal] adj (15c) 1: of, relating to, or based on experience or experiment

2. a: serving the ends of or used as a means of experimentation "an ~ school" b: relating to or having the characteristics of experiment: tentative "still in the ~ stage" -- ex.per.i.men.tal.ly adv

Merriam-Webster English vocab.      Английский словарь Merriam Webster.