adjective. Present and ready for use; at hand; accessible.

adjective. Capable of being gotten; obtainable.

adjective. Qualified and willing to serve or assist.

adjective. undefined

adjective. Capable of being used in a chemical reaction.

adjective. Present, as in soil, and capable of being used by plants as a nutrient.

Profitable; advantageous; having efficacy.

Having sufficient power, force, or efficacy for the object; valid.

Capable of being used or employed with advantage; attainable; accessible; at one's disposal: as, his resources were not available at the time.

Advailable is a rare and obsolete form.

adjective. Having sufficient power, force, or efficacy, for the object; effectual; valid.

adjective. Such as one may avail one's self of; capable of being used for the accomplishment of a purpose; usable; profitable; advantageous; convertible into a resource

adjective. Such as one may avail one’s self of; capable of being used for the accomplishment of a purpose.

adjective. Readily obtainable.

adjective. Valid

adjective. Having sufficient power, force, or efficacy to achieve the purpose; availing, effective.

adjective. obtainable or accessible and ready for use or service

adjective. convenient for use or disposal

adjective. not busy; not otherwise committed