| Answer | Crossword Clue |
|---|---|
| demographics | DEMOGRAPHIC, an analysis of the structure of a population |
| demographic | relating to demography also DEMOGRAPHICAL / an analysis of the structure of a population |
| diffractometer | An instrument for measuring diffraction, chiefly used to determine the structure of a crystal by analysis of the diffraction of X-rays |
| diffractometers | An instrument for measuring diffraction, chiefly used to determine the structure of a crystal by analysis of the diffraction of X-rays |
