law of definite proportions

Definitions of law of definite proportions
  1. noun
    (chemistry) law stating that every pure substance always contains the same elements combined in the same proportions by weight
    synonyms: law of constant proportion
    see moresee less
    type of:
    law, law of nature
    a generalization that describes recurring facts or events in nature
Cite this entry
Style:
MLA
  • MLA
  • APA
  • Chicago

Copy citation
DISCLAIMER: These example sentences appear in various news sources and books to reflect the usage of the word ‘law of definite proportions'. Views expressed in the examples do not represent the opinion of Vocabulary.com or its editors. Send us feedback
Word Family

Vocabulary lists containing law of definite proportions

Chemistry - High School

You'll be in your element when you review these terms related to chemistry. Learn about chemical reactions, atoms and molecules, phases of matter, and much more. This list is just the catalyst you need to improve your chemistry vocabulary.

Chemistry - Middle School

You'll be in your element when you review these terms related to chemistry. Learn about chemical reactions, atoms and molecules, phases of matter, and much more. This list is just the catalyst you need to improve your chemistry vocabulary.

Chemical Reactions - Middle School

Need to learn about chemical reactions? All it takes a little concentration to absorb this essential vocabulary. Review chemical bonds, ions, catalysts, and more.

MORE VOCABULARY LISTS