| Answer | Crossword Clue |
|---|---|
| machmeters | MACHMETER, an instrument for measuring Mach number |
| Answer | Crossword Clue |
|---|---|
| machmeters | MACHMETER, an instrument for measuring Mach number |
Crossword
a puzzle consisting of a grid of squares and blanks into which words crossing vertically and horizontally are written according to clues.