simple past tense and past participle of avail

plural of avail

Third-person singular simple present indicative form of avail

plural of availability

plural of availment

(obsolete) Profitable, useful; of much avail.

(idiomatic) With no success or benefit; unsuccessfully.

(pharmacology) The quality of being efficacious when taken by mouth (usually of a medicinal drug).

A tendency of decision-makers to give preference, usually unconsciously, to recent information, vivid images that evoke emotions, and specific acts and behaviors that they personally observed.

(physics) All energy that could somehow be converted to mechanical work.