1. See desert². 2. Abandon, relinquish, renounce mean to give up all concern in something. Abandon means to give up or discontinue any further interest in something because of discouragement, weariness, distaste, or the like: to abandon one's efforts. Relinquish implies being or feeling compelled to give up something one would prefer to keep: to relinquish a long-cherished desire. Renounce implies making (and perhaps formally stating) a voluntary decision to give something up: to renounce worldly pleasures.

Did you mean abandonment?