mattress consisting of a pad of cotton batting that is used for sleeping on the floor or on a raised frame
"After pulling out the futon from under the coffee table, we made room to sleep on the floor in the living room."
A thin mattress of tufted cotton or similar material, placed on a floor or on a raised, foldable frame as a bed.
"The citation analysis was skewed because the study relied on data from the futon, ignoring that only papers with free full-text access were easily discoverable by researchers."
Abbreviation of full text on the Net: the presence of the complete text of an academic paper on the Internet, seen as a potential biasing factor in which papers get cited most often