'Exhaustible' definitions:

Definition of 'exhaustible'

From: WordNet
adjective
Capable of being used up [ant: inexhaustible]
adjective
Capable of being used up; capable of being exhausted; "our exhaustible reserves of fossil fuel"

Definition of 'Exhaustible'

From: GCIDE
  • Exhaustible \Ex*haust"i*ble\, a. Capable of being exhausted, drained off, or expended. Opposite of inexhaustible. --Johnson. [1913 Webster +PJC]