'Photomicrograph' definitions:

Definition of 'photomicrograph'

(from WordNet)
noun
A photograph taken with the help of a microscope

Definition of 'Photomicrograph'

From: GCIDE
  • Photomicrograph \Pho`to*mi"cro*graph\ (f[=o]`t[-o]*m[imac]"kr[-o]*gr[.a]f), n. [Photo- + micro + -graph.]
  • 1. An enlarged or macroscopic photograph of a microscopic object. See Microphotograph. [1913 Webster]
  • 2. A microscopically small photograph of an object. [1913 Webster]

Definition of 'photomicrograph'

From: GCIDE
  • Micrograph \Mi"cro*graph\, n. [See Micrography.]
  • 1. An instrument for executing minute writing or engraving. [1913 Webster]
  • 2. a graphic image, such as a photograph or drawing, representing an object as seen with a microscope, usually much enlarged as compared with the original object. A photograph of a microscopic image is also called a photomicrograph or microphotograph. [PJC]