pertaining to, derived from, or founded on experiment: an experimental science.
of the nature of an experiment; tentative: The new program is still in an experimental stage.
functioning as an experiment or used for experimentation: an experimental airplane.
based on or derived from experience; empirical: experimental knowledge.


something that is experimental.

Origin of experimental

First recorded in 1400–50; late Middle English word from Medieval Latin word experīmentālis. See experiment, -al1
Related formsex·per·i·men·tal·ly, adverbnon·ex·per·i·men·tal, adjectivenon·ex·per·i·men·tal·ly, adverbpost·ex·per·i·men·tal, adjectivepre·ex·per·i·men·tal, adjectivepseu·do·ex·per·i·men·tal, adjectivepseu·do·ex·per·i·men·tal·ly, adverbqua·si-ex·per·i·men·tal, adjectivequa·si-ex·per·i·men·tal·ly, adverbsem·i·ex·per·i·men·tal, adjectivesem·i·ex·per·i·men·tal·ly, adverbun·ex·per·i·men·tal, adjectiveun·ex·per·i·men·tal·ly, adverb
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019

British Dictionary definitions for pseudo-experimental



relating to, based on, or having the nature of experimentan experimental study
based on or derived from experience; empiricalexperimental evidence
tending to experimentan experimental artist
tentative or provisionalan experimental rule in football
Derived Formsexperimentally, adverb
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

Word Origin and History for pseudo-experimental



mid 15c., "having experience," from experiment (n.) + -al (1). Meaning "based on experience" is from 1560s. Meaning "for the sake of experiment" is from 1792 (e.g. Experimental farm).

Online Etymology Dictionary, © 2010 Douglas Harper