OCTODECIMO

Etymology

Noun

octodecimo (plural octodecimos)

(paper, printing) A size of a sheet of paper resulting from folding and cutting a sheet of paper into eighteenths (3.5"-4.5" x 4.9"-5.9").

(printing) A book consisting of pages of that size.

Synonyms

• (paper size): 18mo, eighteenmo, 18º

• (book size): 18mo, eighteenmo, 18º, T

Source: Wiktionary


Oc`todec"i*mo, a. Etym: [L. octodecim eighteen. See Octavo, Decimal, and -mo.]

Definition: Having eighteen leaves to a sheet; as, an octodecimo form, book, leaf, size, etc.

Oc`to*dec"i*mo, n.; pl. Octodecimos (.

Definition: A book composed of sheets each of which is folded into eighteen leaves; hence; indicating more or less definitely a size of book, whose sheets are so folded; -- usually written 18mo or 18º, and called eighteenmo.

Source: Webster’s Unabridged Dictionary 1913 Edition



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Word of the Day

6 April 2025

KIP

(noun) a gymnastic exercise performed starting from a position with the legs over the upper body and moving to an erect position by arching the back and swinging the legs out and down while forcing the chest upright


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Coffee Trivia

According to Guinness World Records, the largest collection of coffee pots belongs to Robert Dahl (Germany) and consists of 27,390 coffee pots as of 2 November 2012, in Rövershagen, Germany.

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