What does break in service mean?

break in service meaning in Law Dictionary

mount of time between leaving a business and returning to work on exactly the same company; found in determining advantages regarding leaves of lack, temporary impairment, as well as other extended durations of jobless.

break in service meaning in Business Dictionary

Temporary discontinuation of work (for whatever reason) with a company by a worker before he/she rejoins it. For worker benefit programs and retirement functions, this break is generally under five years or even for an interval shorter compared to amount of continuous work prior to the break.