Sextodecimo

noun

noun ·Rare ·Advanced level

Definitions

Noun
  1. 1
    A size of a sheet of paper resulting from folding and cutting a sheet of paper into sixteenths (3.25"–5" x 5"–6.25").
  2. 2
    A book consisting of pages of that size.

Etymology

From Latin ablative of sextusdecimus (“sixteenth”).

Data sourced from Wiktionary, WordNet, CMU, and other open linguistic databases. Updated March 2026.