available -- (obtainable or accessible and ready for use or service; "kept a fire extinguisher available"; "much information is available through computers"; "available in many colors"; "the list of available candidates is unusually long")
available, uncommitted -- (not busy; not otherwise committed; "he was not available for comment"; "he was available and willing to accompany her")
available, usable, useable -- (convenient for use or disposal; "the house is available after July 1"; "2000 square feet of usable office space")
(Sound)
