SINCE 1828
oxygen cycle
nounDefinition of oxygen cycle
: the cycle whereby atmospheric oxygen is converted to carbon dioxide in animal respiration and regenerated by green plants in photosynthesis
Keep scrolling for more
Comments on oxygen cycle
What made you want to look up oxygen cycle? Please tell us where you read or heard it (including the quote, if possible).
Test Your Vocabulary
Late Autumn 2018 Words of the Day Quiz
-
- Which is a synonym of yahoo?
Can you spell these 10 commonly misspelled words?
TAKE THE QUIZ
Test Your Knowledge - and learn some interesting things along the way.
TAKE THE QUIZ
Share oxygen cycle
Resources for oxygen cycle