photomontages

/F OW0 T OW0 M OW1 N T IH0 JH IH0 Z/
noun
  1. 1

    A composite image combining two or more photographs.

  2. 2

    The art of constructing such images.

Source: https://en.wiktionary.org/wiki/photomontage, https://en.wiktionary.org/wiki/photomontages