carbon-nitrogen-oxygen cycle
Word Rarity
Rare
Frequency: Zipf frequency 3.55 in modern English
48
Scrabble Score
25
Letters
9
Syllables
13
Unique Chars
Meaning
noun
A group of nuclear reactions, involving the interaction of protons with carbon, nitrogen and oxygen nuclei, thought to be the main source of energy in main-sequence stars of greater than 1.4 solar mass.
Uncountable