n. | 1. | The quality of being available; availableness. |
2. | That which is available. |
Noun | 1. | availability - the quality of being at hand when needed Antonyms: inaccessibility, unavailability - the quality of not being unavailable when needed |
(system) | availability - The degree to which a system suffers degradation or
interruption in its service to the customer as a consequence
of failures of one or more of its parts. One of the components of RAS. |