ultramicrotome
/ˌʌltrəˈmaɪkrəˌtoʊm/
noun
- A very precise cutting instrument used to slice extremely thin sections of material, typically for examination under an electron microscope.
- The new ultramicrotome allowed researchers to study the cell's internal structure in detail.
- An ultramicrotome can cut slices only a few nanometers thick.
- The lab technician used an ultramicrotome to prepare tissue samples for imaging.