fol'io Meaning, Definition & Usage

Fol'io transitive verb
Definitions
  1. To put a serial number on each folio or page of (a book); to page.
Fol'io adjective
Definitions
  1. Formed of sheets each folded once, making two leaves, or four pages; as, a folio volume. See Folio, n., 3.

Webster 1913