a. Not capable of being recovered, regained, or remedied; irreparable; as, an irrecoverable loss, debt, or injury. [ 1913 Webster ]
That which is past is gone and irrecoverable. Bacon.
Syn. -- Irreparable; irretrievable; irremediable; unalterable; incurable; hopeless.
-- Ir`re*cov"er*a*ble*ness, n. -- Ir`re*cov"er*a*bly, adv. [ 1913 Webster ]