pyrrolidinone
Word Rarity
Very rare
Frequency: Zipf frequency 0.00 in modern English
19
Scrabble Score
13
Letters
3
Syllables
9
Unique Chars
Meaning
noun
Any heterocyclic ketone derived from pyrrolidine, but especially any 2-pyrrolidinone (a form of cyclic amide)
Etymology
From pyrrolidine + -one.