experimental

1 made or done as an experiment an experimental procedure for patients suffering from leukemia Synonyms of experimental developmental, pilot, trial Words Related to experimental exploratory, investigative, probative; preliminary, preparatory, provisional, temporary, tentative; conjectural, hypothetical, speculative, theoretical (also theoretic); untested, untried; unproved, unproven Near Antonyms of experimental accepted, established, standard; tested, tried; advanced, developed; proved, proven; conclusive, decisive, definitive, final, permanent

2 based on observation or experience asserted that experimental knowledge is vastly superior to idle speculation and theorizing Synonyms of experimental existential, experiential, empirical, objective, observationalWords Related to experimental actual, factual, genuine, hard, material, real; accepted, established, tried, tried-and-true; indisputable, undeniable; demonstrable, provable, verifiableNear Antonyms of experimental conjectural, hypothetical, speculative; unproven, unsubstantiated; metaphysical, transcendentalist, visionaryAntonyms of experimental nonempirical, theoretical (also theoretic), unempirical