Imagery is pictures, or the word-pictures a writer uses. Satellite imagery, vivid imagery, religious imagery.
In literature it means the sensory pictures a text builds, and it covers smell and touch as much as sight, which surprises people. In technical use it simply means pictures: satellite imagery, medical imagery. It is a mass noun with no plural.
1nounimageryPictures, or the word-pictures a writer uses.
“The poem is full of vivid imagery of the sea and storms.”
imagery is pictures.
Middle French imagerie comes from image, from Latin imago, a likeness.
Middle French
imagerie
Middle English
ymagerie
English, today
imagery
From Middle English ymagerie, from Middle French imagerie; equivalent to image + -ry.
Etymology from Wiktionary, CC BY-SA