| Answer | Crossword Clue |
|---|---|
| millines | MILLINE, a unit of advertising space |
| milline | a unit of advertising space |
| concentration | The relative amount of a given substance contained within a solution or in a particular volume of space; the amount of solute per unit volume of solution |
| concentrations | The relative amount of a given substance contained within a solution or in a particular volume of space; the amount of solute per unit volume of solution |
| parsec | a unit of measure for interstellar space that is equal to 3.26 light-years and is the distance to an object having a parallax of one second as seen from points separated by one astronomical unit |
| LEM | Unit on a space vehicle |
| LEM | Unit on a space vehicle, for short |
