Definition of "folio" in Anglais

noun

1. A leaf of a book or manuscript.

2. A page of a book, that is, one side of a leaf of a book.

3. A page number. The even folios are on the left-hand pages and the odd folios on the right-hand pages.

4. A sheet of paper folded in half.

5. A book made of sheets of paper each folded in half (two leaves or four pages to the sheet); hence, a book of the largest kind, exceeding 30 centimetres in height.

   • A rare copy of Shakespeare’s First Folio.

6. A wrapper for loose papers.

7. (accounting) A page in an account book; sometimes, two opposite pages bearing the same serial number.

8. (computing) A protective case with a flap that folds to cover the screen of a mobile device.

9. (law, dated) A leaf containing a certain number of words; hence, a certain number of words in a piece of writing, as in England, in law proceedings 72, and in chancery, 90; in New York, 100 words.

verb

1. (transitive) To put a serial number on (a folio or page, or on all the folios or pages of a book); to foliate, to page.