A child at a day nursery.
day nursery definition by Webster's New World
Webster's New World College Dictionary Copyright © 2010 by Wiley Publishing, Inc., Cleveland, Ohio. Used by arrangement with John Wiley & Sons, Inc.
a nursery school for the daytime care and training of preschool children, as of working parents
day nursery definition by American Heritage Dictionary
A facility for the supervision of preschool children, especially during the hours that their parents are at work.