portability

n. ability to be carried, moveability, ability to be transported from one place to another

Portability is the general characteristic of being readily transportable from one location to another, and may specifically refer to:Portability (social security), the portability of social security benefitsTelephone number portability keeping one telephone number while switching ones account to another telephony provider.Porting, the ability of a program to be ported from one system to another in computer science
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Noun
1. the quality of being light enough to be carried
(hypernym) movability, movableness

(n.)
The quality or state of being portable; fitness to be carried.
  

1. The ability to transfer data from one system to another without being required to recreate or reenter data descriptions or to modify significantly the application being transported. 2. The ability of software or of a system to run on more than one type or size of computer under more than one operating system. See POSIX. 3. Of equipment, the quality of being able to function normally while being conveyed.