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Webster 1913 Edition


Octavo

Oc-ta′vo

,
Noun.
;
pl.
Octavos
(#)
.
[L.
in octavo
;
in
in +
octavo
, abl. of
octavus
. See
Octave
.]
A book composed of sheets each of which is folded into eight leaves; hence, indicating more or less definitely a size of book so made; – usually written 8vo or 8°.

Oc-ta′vo

,
Adj.
Having eight leaves to a sheet;
as, an
octavo
form, book, leaf, size, etc.

Webster 1828 Edition


Octavo

OCTA'VO

,
Noun.
[L. octavus, eighth.] A book in which a sheet is folded into eight leaves. The word is used as a noun or an adjective. We say, an octavo, or an octavo volume. The true phrase is, a book in octavo.

Definition 2024


octavo

octavo

English

Noun

octavo (plural octavos)

  1. (paper, printing) A sheet of paper 7 to 10 inches high and 4.5 to 6 inches wide, the size varying with the large original sheet used to create it. Made by folding the original sheet three times to produce eight leaves.
  2. (printing) A book of octavo pages.

Translations

Synonyms

See also

Latin folio quarto sexto octavo duodecimo sextodecimo octodecimo vicesimo-quarto trigesimo-secundo quadragesimo-octavo sexagesimo-quarto
ALA F Q   O D S T   Tt Fe Sf
ht. (cm) > 30 25-30 25-30 20-25 17.5-20 15-17.5 12.5-15 12.5-15 10-12.5 7.5-10 < 7.5
printers' folio quarto sixmo octavo twelvemo sixteenmo eighteenmo twenty-fourmo thirty-twomo forty-eightmo sixty-fourmo
abbrev. fo or f 4to 6to or 6mo 8vo 12mo 16mo 18mo 24mo 32mo 48mo 64mo
abbrev. 12º 16º 18º 24º 32º 48º 64º
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Latin

Numeral

octāvō

  1. dative masculine singular of octāvus
  2. dative neuter singular of octāvus
  3. ablative masculine singular of octāvus
  4. ablative neuter singular of octāvus

Spanish

Spanish ordinal numbers
 <  7.º 8.º 9.º  > 
    Cardinal : ocho
    Ordinal : octavo

Etymology

Borrowed from Latin octavus. Compare the form ochavo.

Adjective

octavo m (feminine singular octava, masculine plural octavos, feminine plural octavas)

  1. eighth

Noun

octavo m (plural octavos)

  1. eighth

Related terms