Definitions

1. noun

A small-scale drawing or diagram, especially one of a microscopic object, made from an actual or photographic image.

“The biologist used a micrograph to illustrate the unique structure of the cell membrane.”

2. noun

A detailed and enlarged photograph or drawing of a small object or area, especially one obtained with a microscope.

“The scientist examined the micrograph of the sample to identify any anomalies.”