Ruska

[ ruhs-kuh; German roos-kah ]

noun

Ernst (Au·gust Frie·drich) [ernst ou-goost free-drikh], /ɛrnst ˈaʊ gʊst ˈfri drɪx/, 1906–88, German physicist and electrical engineer: developed electron microscope; Nobel Prize 1986.

Words Nearby Ruska

Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2023

How to use Ruska in a sentence

To reveal its iconic spike protein, they used an instrument similar to Ruska’s.
The Vast Viral World: What We Know (and Don’t Know) - Issue 99: Universality | Lauren E. Oakes | April 7, 2021 | Nautilus
Ivanoff was now compelled to draw reenforcements from other parts of the line to strengthen his front at Rawa-Ruska.
The Story of the Great War, Volume III (of VIII) | Various
His left wing, resting on Lubaczov, swung northward in a wheeling movement to envelop Rawa-Ruska.
The Story of the Great War, Volume III (of VIII) | Various

Scientific definitions for Ruska

Ruska

[ rŭs′kə ]

German electrical engineer who in 1931 developed the world's first electron microscope, which he continued to improve in subsequent work. For this work he shared with German physicist Gerd Binnig and Swiss physicist Heinrich Rohrer the 1986 Nobel Prize for physics.

The American Heritage® Science Dictionary Copyright © 2011. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.

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