Your browser does not seem to support JavaScript. As a result, your viewing experience will be diminished, and you have been placed in read-only mode.
Please download a browser that supports JavaScript, or enable it if it's disabled (i.e. NoScript).
a period of time when college or university teachers are allowed to stop their usual work in order to study or travel, usually while continuing to be paid:
time away from work given to college or university teachers, esp. to study, write, or travel:
Share your knowledge with the community
Browse our collection of 300,000+ community-written definitions
