1) Movability 2) Movableness 
[social security] The portability of social security benefits is the ability of workers to preserve, maintain, and transfer acquired social security rights and social security rights in the process of being acquired from one private, occupational, or public social security scheme to another. Social security rights refer to rights stemming f...
• (n.) The quality or state of being portable; fitness to be carried.
The character of benefits that may be carried from a previous job to the next.
Requirement that health plans guarantee continuous coverage without waiting periods for persons moving between plans. The ability for an individual to transfer from one health insurer to another health insurer with regard to pre-existing conditions or other risk factors. This is a new protection for beneficiaries involving the issuance of a certifi...
A product feature that governs whether you can take the mortgage with you if you move during the introductory offer period and beyond. This saves you having to pay off the loan and take out a new one. 
The ability to transfer numbers between suppliers.
The character of benefits that may be carried from a previous job to the next.
A term used to describe a mortgage that can be transferred between properties when you move house.See number portability and MNP.
Port`a·bil'i·ty noun The quality or state of being portable; fitness to be carried. 
The ability of a pension plan holder to transfer pension benefits when changing... <a target=_blank href='http://www.finance-glossary.com/terms/portability.htm?id=1143&ginPtrCode=00000&PopupMode=false' title='Read full definition of portability'>more</a>
A characteristic associated with software, data (and sometimes even users), which implies that they can be moved from one platform to another with little or no modification.
The ease with which the software product can be transferred from one hardware or software environment to another. [ISO 9126]...
[n] - the quality of being light enough to be carried
portability Easily carried or moved.
noun the quality of being light enough to be carried