After preparatory school in Illinois, Hay went to Brown University, where he amused men and charmed women.
Moreover, a preparatory nap counteracts the effects of sleep deprivation better than a nap taken after the missed sleep.
It is exhibited at the Tate along with the mass of preparatory material he used to create it.
early 15c., from Late Latin praeparatorius, from Latin praeparatus (see preparation). Earlier in same sense was preparative (late 14c.). Applied from 1822 to junior schools in which pupils are "prepared" for a higher school.