3. A book made of sheets of paper each folded once (four pages to the
sheet); hence, a book of the largest kind. See Note under Paper.
4. (Print.) The page number. The even folios are on the left-hand pages
and the odd folios on the right- hand.
5. A page of a book; (Bookkeeping) a page in an account book;
sometimes, two opposite pages bearing the same serial number.
6. (Law) A leaf containing a certain number of words, hence, a certain
number of words in a writing, as in England, in law proceedings 72, and
in chancery, 90; in New York, 100 words.
Folio post, a flat writing paper, usually 17 by 24 inches.
Fol"io, v. t. To put a serial number on each folio or page of (a book);
to page.
Fol"io, a. Formed of sheets each folded once, making two leaves, or
four pages; as, a folio volume. See Folio, n., 3.
Fo"li*o*late (?), a. Of or pertaining to leaflets; -- used in
composition; as, bi- foliolate. Gray.
Fo"li*ole (?), n. [Dim. of L. folium leaf: cf. F. foliole.] (Bot.) One
of the distinct parts of a compound leaf; a leaflet.
Fo`li*o*mort" (?), a. See Feuillemort.
Fo`li*ose" (?), a. [L. foliosus, fr. folium leaf.] (Bot.) Having many
leaves; leafy.
Fo`li*os"i*ty (?), n. The ponderousness or bulk of a folio;
voluminousness. [R.] De Quincey.
Fo"li*ous (&?;), a. [See Foliose.] 1. Like a leaf; thin; unsubstantial.
[R.] Sir T. Browne.