| Positiv abbr. | |
| gen. | positif |
| chem. | matrice positive |
| cultur. commun. | copie positive |
| met. | épreuve positive |
| Positiv... abbr. | |
| tech. | positif |
| Matrix abbr. | |
| comp., MS | matrice |
| IT | tableau |
| life.sc. el. | matrice rocheuse |
| med. | matrice; utérus |
| nucl.phys. | matrice de conditionnement |
|
definit : 6 phrases in 3 subjects |
| Automated equipment | 3 |
| Mathematics | 1 |
| Scientific | 2 |