Home › Words › U › ultramicroscopyultramicroscopyultramicroscopy · noun — the scientific use of the ultramicroscope.Definition from Wiktionary (CC BY-SA 3.0).EtymologyFrom ultra- + microscopy.nounThe scientific use of the ultramicroscope.Definitions & examples from Wiktionary (CC BY-SA 3.0).Words closest in meaningBy meaning, not spelling — each word's AI semantic fingerprint, nearest first.ultramicroscopic 79% match — Too small to be seen with an ordinary microscope. vs ultramicroscopy →ultramicroscope 78% match — a microscope that uses bright illumination against a black background to view small particles vs ultramicroscopy →ultramicrometer 76% match — A very precise micrometer. vs ultramicroscopy →ultramicroscopical 74% match — ultramicroscopic vs ultramicroscopy →ultramicrotomic 74% match — Relating to an ultramicrotome vs ultramicroscopy →ultramicrotome 72% match — A microtome that cuts extremely thin slices of tissue, especially for use in electron microscopy. vs ultramicroscopy →ultramorphology 69% match — The morphology of biological ultrastructures vs ultramicroscopy →ultracryotomy 69% match — The use of an ultramicrotome in the preparation of very thin, frozen samples of biological tissue vs ultramicroscopy →