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Avogadro

[ah-vuh-gah-droh; Italian ah-vaw-gah-draw]
noun
  1. Count A·ma·de·o [ah-mah-de-aw] /ˌɑ mɑˈdɛ ɔ/, 1776–1856, Italian physicist and chemist.
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Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018

Examples from the Web for avogadro

Historical Examples

  • This number, by the way, is known to science as "Avogadro's Constant."

    Marvels of Scientific Invention

    Thomas W. Corbin

  • In 1843 Charles Gerhardt proposed to use the law of Avogadro as a basis for the determination of atomic weights.

  • Of the laws and hypotheses concerning gases, the one that is perhaps of most importance to chemistry is Avogadro's hypothesis.

  • In 1811 Avogadro distinguished between the ultimate particles of compounds and elements.

    Heroes of Science

    M. M. Pattison Muir

  • Avogadro's hypothesis gave the chemist a definition of "molecule;" it also gave him a definition of "atom."

    Heroes of Science

    M. M. Pattison Muir


British Dictionary definitions for avogadro

Avogadro

noun
  1. Amedeo (ameˈdɛːo), Conte di Quaregna. 1776–1856, Italian physicist, noted for his work on gases
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Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

avogadro in Science

Avogadro

[ä′və-gädrō]
  1. Italian chemist and physicist who formulated the hypothesis known as Avogadro's law in 1811.
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The American Heritage® Science Dictionary Copyright © 2011. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.