Origin: 1400–50; late Middle English <
Medieval Latin experīmentālis. See
experiment,
-al1 Related forms ex·per·i·men·tal·ly, adverb
non·ex·per·i·men·tal, adjective
non·ex·per·i·men·tal·ly, adverb
post·ex·per·i·men·tal, adjective
pre·ex·per·i·men·tal, adjective
pseu·do·ex·per·i·men·tal, adjective
pseu·do·ex·per·i·men·tal·ly, adverb
qua·si-ex·per·i·men·tal, adjective
qua·si-ex·per·i·men·tal·ly, adverb
sem·i·ex·per·i·men·tal, adjective
sem·i·ex·per·i·men·tal·ly, adverb
un·ex·per·i·men·tal, adjective
un·ex·per·i·men·tal·ly, adverb