| Subject | English | French |
| chem. | 2-methyl-2-propionic acid | acide 2-méthylène-propionique |
| chem. | 2-methyl-2-propionic acid | acide méthacrylique |
| chem. | 2-methyl-2-propionic acid | acide 2-méthyl-2-propionique |
| chem. | 2-methylene-propionic acid | acide 2-méthyl-2-propionique |
| chem. | 2-methylene-propionic acid | acide 2-méthylène-propionique |
| chem. | 2-methylene-propionic acid | acide méthacrylique |
| chem. | potassium salt of propionic acid | sel de potassium de l'acide propionique |
| chem. | 2-4-Chloro-2-methylphenoxy propionic acid | acide 2-4-chloro-2-méthylphénoxy propionique |
| chem. | propionic acid | E 280 |
| nat.res., chem. | 2-2,4,5-Trichlorophenoxypropionic acid | fénoprop |
| environ., agric., chem. | 2-2-methyl-4-chlorophenoxy-propionic acid | acide chloro-4 méthyl-2 phénoxy-2 propionique |
| nat.res., chem. | 2-2,4,5-Trichlorophenoxypropionic acid | acide 2-22,4,5-trichlorophénoxy propionique |
| chem. | propionic acid | acide propionique |
| chem. | 2-4-Chloro-2-methylphenoxy propionic acid | mécoprop |
| agric., chem., engl. | 2-2,4-Dichlorophenoxylpropionic acid | dichlorprop |
| agric., chem. | 2-2,4-Dichlorophenoxylpropionic acid | acide 2-2,4-dichlorophénoxyl propionique |
| milk. | propionic acid bacteria | bactéries propioniques |
| chem. | propionic acid, vinyl ester | propionate de vinyle |
| chem. | Propionic anhydride | Anhydride propionique |
| chem. | propionic ester | propionate d'éthyle |
| chem. | propionic ether | propionate d'éthyle |
| health. | propionic fermentation | fermentation propionique |