| Answer | Crossword Clue |
|---|---|
| pyrone | either of two heterocyclic ketones having the formula C5H4O2 |
| Answer | Crossword Clue |
|---|---|
| pyrone | either of two heterocyclic ketones having the formula C5H4O2 |
Crossword
a puzzle consisting of a grid of squares and blanks into which words crossing vertically and horizontally are written according to clues.