fluorine-18
Word Rarity
Rare
Frequency: Zipf frequency 2.70 in modern English
11
Scrabble Score
8
Letters
4
Syllables
8
Unique Chars
Meaning
noun
An artificial radioisotope of fluorine, 189F, having 9 protons and 9 neutrons, that is an important industrial source of positrons
Uncountable