Avogadro's number


Avo·ga·dro's number

noun \ˌa-və-ˈgä-(ˌ)drōz-, ˌa-və-, -ˈga-\

Definition of AVOGADRO'S NUMBER

:  the number 6.022 × 1023 indicating the number of atoms or molecules in a mole of any substance —called also Avogadro number

Origin of AVOGADRO'S NUMBER

Count Amedeo Avogadro
First Known Use: 1924

Avogadro's number

noun    (Medical Dictionary)

Medical Definition of AVOGADRO'S NUMBER

: the number 6.023 × 1023 indicating the number of atoms or molecules in a mole of any substance—compare avogadro's law

Variants of AVOGADRO'S NUMBER

Avogadro's number or Avogadro number \-ˌgäd-(ˌ)rō-, -ˌgad-\

Avogadro's number

noun    (Concise Encyclopedia)

Number of units in one mole of any substance (defined as its molecular weight in grams), equal to 6.02214179 1023. The units may be electrons, atoms, ions, or molecules, depending on the nature of the substance and the character of the reaction (if any). See also Avogadro's law; law of mass action; stoichiometry.

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