voluminous

–adjective
1. forming, filling, or writing a large volume or many volumes: a voluminous edition.
2. sufficient to fill a volume or volumes: a voluminous correspondence.
3. of great volume, size, or extent: voluminous flow of lava.
4. of ample size, extent, or fullness: voluminous petticoats.
5. having many coils, convolutions, or windings.