Sisyphean

[,sisi'fi:ən]

(adj.) both extremely effortful and futile .

(adj.) of or relating to Sisyphus .

Inputed by Hilary--From WordNet

(a.) Relating to Sisyphus; incessantly recurring; as, Sisyphean labors.

Checker: Rene

adj. relating to Sisyphus: incessantly recurring.

Typist: Ralph