enlarger

plural enlargers

1. Any device that makes something bigger, or makes it appear bigger.

   a penis enlarger

2. artsAn optical device used to make enlarged prints from a photographic negative
3. rareOne who enlarges.

   In like manner the original book closes, at xxix. 1, with a subscription; and a few additional chapters follow, added by the enlarger of the book.

   1880 October, Archibald Duff, “The History of Research Concerning the Structure of the O. T. Historical Books”, in Edwards A[masa] Park, editor, The Bibliotheca Sacra, volume XXXVII, number 148, Andover: […] Warren F. Draper; London: Trübner and Company, page 735

   2 more examples

   EUGE´NIUS, who was bishop of Toledo from a. d. 646 to 657, is mentioned under Dracontius as the editor and enlarger of the work by Dracontius upon the Creation.

   1846, William Smith, editor, Dictionary of Greek and Roman Biography and Mythology, London: Taylor and Walton, […]; John Murray, […], page 86

   Muffett’s book was not a recipe book, but the credentials of its author (as well as those of the book’s “enlarger”) put him in the rare position of being a qualified English physician writing for a lay audience on paramedical matters.

   1996, Suzanne W[hite] Hull, “Preparing Food”, in Women According to Men: The World of Tudor-Stuart Women, Walnut Creek; London; New Delhi: AltaMira Press, →ISBN, page 164