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gram molecule

noun

, Chemistry.
  1. that quantity of a substance whose weight in grams is numerically equal to the molecular weight of the substance.

gram molecule

/ ˌɡræmˈməʊlə /

noun

  1. See mole
    an amount of a compound equal to its molecular weight expressed in grams: now replaced by the mole See mole 4

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Derived Forms

  • ˌgram-moˈlecular, adjective

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Other Words From

  • gram-mo·lec·u·lar [gram-m, uh, -, lek, -y, uh, -ler], gram-mo·lar [gram-, moh, -ler], adjective

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Word History and Origins

Origin of gram molecule1

First recorded in 1890–95

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gram-molecular weightGrammy

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