Folio

Origin

From Latin ablative singular form of folium ("leaf")

Full definition of folio

Noun

1. A leaf of a book or manuscript.
2. (paper) A sheet of paper once folded.
3. (books) A book made of sheets of paper each folded once (two leaves or four pages to the sheet); hence, a book of the largest kind, exceeding 30 cm in height.
4. (printing) 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.
6. (accounting) a page in an account book; sometimes, two opposite pages bearing the same serial number.
7. (legal, dated, 19th century, early, 20th century) 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.

Synonyms

• ((books) once-folded sheets) F, f, fo, 2º

Derived terms

• folio post
• elephant folio
• atlas folio
• double elephant folio

Verb

1. To put a serial number on each folio or page of (a book); to page.----