While the average size of a mattress used to be 6 inches, maybe 8 inches if it was plush, now innerspring mattresses routinely clock in at 12 - 14 inches-some even more.
Another word for original. adjective. Preceding all others in time: earliest, first, initial, maiden, pioneer, primary, prime, primordial. See start. Arising from or going to the root or source: basal, basic, foundational, fundamental, primary, radical, underlying.
Form influenced in Middle English by Old French cognate maistre. Meaning original of a recording is from 1904. In academic senses (from Medieval Latin magister) it is attested from late 14c., originally a degree conveying authority to teach in the universities. As an adjective from late 12c.