Stren·u·ous a. Eagerly pressing or urgent; zealous; ardent; earnest; bold; valiant; intrepid; as, a strenuous advocate for national rights; a strenuous reformer; a strenuous defender of his country.
And spirit-stirring wine, that strenuous makes. --Chapman.
Strenuous, continuous labor is pain. --I. Taylor.
-- Stren*u*ous*ly, adv. -- Stren*u*ous*ness, n.
n : extreme effortfulness [syn: arduousness]