Quantcast
Merriam-Webster Logo
  • Dictionary
  • Thesaurus
  • Medical
  • Scrabble
  • Spanish Central
  • Learner's Dictionary

oxidation state

noun

Definition of oxidation state

  1. :  a positive or negative number that represents the effective charge of an atom or element and that indicates the extent or possibility of its oxidation <the usual oxidation state of sodium is +1 and of oxygen −2> —called also oxidation number



1942

First Known Use of oxidation state

1942


Learn More about oxidation state


Seen and Heard

What made you want to look up oxidation state? Please tell us where you read or heard it (including the quote, if possible).

WORD OF THE DAY

to work hard

Get Word of the Day daily email!

WORD GAMES

Take a 3-minute break and test your skills!

image567572573

Which of these is a synonym of unctuous?

oily prompt maudlin angry
Name That Thing

Test your visual vocabulary with our 10-question challenge!

TAKE THE QUIZ
SCRABBLE® Sprint

Test Your Knowledge - and learn some interesting things along the way.

TAKE THE QUIZ