Perishability is used in marketing to describe the way in which service capacity cannot be stored for sale in the future. It is a key concept of services marketing. Other key characteristics of services include intangibility, inseparability and variability{dn|date=January 2014}. ... Found on http://en.wikipedia.org/wiki/Perishability
a characteristic of services, describing how service products cannot be stored because they are produced and offered at particular moments in time.
Found on https://www.encyclo.co.uk/local/20463