WordReference Random House Unabridged Dictionary of American English © 2026
mi•cro•graph
(mī′krə graf′, -gräf′),USA pronunciation n.
- an instrument for executing extremely minute writing or engraving.
- Opticsa photograph taken through a microscope or a drawing of an object as seen through a microscope.
- micro- + -graph 1870–75
'micrograph' also found in these entries (note: many are not synonyms or translations):