ETYM Latin spatiousus: cf. French spacieux. Related to Space.
1. Extending far and wide; vast in extent.
2. Having large or ample room; not contracted or narrow; capacious; roomy.

Pertaining to or involving or having the nature of space; SYN. spacial.

(Homonym: threw).
Of a route or journey etc.; continuing without requiring stops or changes.

With regard to space.