| Negativ abbr. | |
| gen. | négatif |
| astr. | cliché |
| chem. | matrice négative |
| cultur. | cliché photographique; épreuve négative |
| cultur. commun. | copie négative |
| snd.rec. | père |
| Negative abbr. | |
| math. | opposé |
| 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 |