| Answer | Crossword Clue |
|---|---|
| nanometers | One billionth of a meter |
| nanometers | NANOMETER, a billionth of a metre also NANOMETRE |
| Answer | Crossword Clue |
|---|---|
| nanometers | One billionth of a meter |
| nanometers | NANOMETER, a billionth of a metre also NANOMETRE |
Crossword
a puzzle consisting of a grid of squares and blanks into which words crossing vertically and horizontally are written according to clues.