| Answer | Crossword Clue |
|---|---|
| SUPERSONIC | Describing the speed of jets. |
| SSTS | Mach-speed jets: Abbr. |
| SSTS | Mach speed jets: Abbr. |
| Answer | Crossword Clue |
|---|---|
| SUPERSONIC | Describing the speed of jets. |
| SSTS | Mach-speed jets: Abbr. |
| SSTS | Mach speed jets: Abbr. |
Crossword
a puzzle consisting of a grid of squares and blanks into which words crossing vertically and horizontally are written according to clues.