Voluminous

Vo*lu"mi*nous (?), a. [L. voluminosus: cf. F. volumineux.] Of or pertaining to volume or volumes. Specifically: --

(a) Consisting of many folds, coils, or convolutions.

But ended foul in many a scaly fold,
Voluminous and vast.
Milton.

Over which dusky draperies are hanging, and voluminous curtains have long since fallen.
De Quincey.

(b) Of great volume, or bulk; large. B. Jonson.

(c) Consisting of many volumes or books; as, the collections of Muratori are voluminous.

(d) Having written much, or produced many volumes; copious; diffuse; as, a voluminous writer.

-- Vo*lu"mi*nous*ly, adv. -- Vo*lu"mi*nous*ness, n.