crown ether
Word Rarity
Rare
Frequency: Zipf frequency 3.37 in modern English
18
Scrabble Score
10
Letters
1
Syllables
8
Unique Chars
Meaning
noun
any of a class of macrocyclic compounds containing repeat units of -CH₂CH₂O-
noun
any similar compound containing atoms of nitrogen, sulfur, phosphorus or silicon instead of, or as well as, oxygen