• synonyms

elephant folio

noun Printing.
  1. a very large folio.
  2. an American book size with a height measurement between 24 and 25 inches (61 and 63.5 cm).
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Origin of elephant folio

First recorded in 1875–80
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018