| Subject | English | French |
| org.name. | Administrative Support Unit, SEC | Unité administrative de soutien |
| chem., engl. | 5-bromo-3-sec-butyl-6-methyluracil | bromacil |
| chem. | 5-bromo-3-sec-butyl-6-methyluracil | bromo-butyl-methyl-uracile |
| agric., engl. | demi-sec | demi-sec |
| med. | maximal volume of exhaled air/sec. | DEMS |
| med. | maximal volume of exhaled air/sec. | VEMS |
| med. | maximal volume of exhaled air/sec. | capacité pulmonaire utilisable à l'effort de Tiffeneau et Pinolli |
| med. | maximal volume of exhaled air/sec. | volume expiratoire maximum-seconde |
| med. | maximal volume of exhaled air/sec. | débit expiratoire maximum seconde |
| med. | maximal volume of exhaled air/sec. | CPUE de Tiffeneau et Pinolli |
| org.name. | Multidisciplinary Team, SEC | Équipe multidisciplinaire |
| org.name. | Programme Policy Coordination, SEC | Programme et coordination des politiques |
| chem. | sec-butyl acetate | acétate de sec-butyle |
| chem. | sec-butyl alcohol | alcool sec-butylique |
| chem. | sec-butyl alcohol | éthylméthylcarbinol |
| chem. | 6-sec-Butyl-2, 4-dinitrophenol | dinosèbe |
| chem. | 6-sec-Butyl-2, 4-dinitrophenol | dinitrobutylphénol |
| chem., engl. | 2-sec-Butyl-4, 6-dinitrophenyl isopropyl carbonate | dinobuton |
| chem. | 2-sec-Butyl-4, 6-dinitrophenyl isopropyl carbonate | carbonate de 2-secbutyl-4,6-dinitrophényle et d'isopropyle |
| chem., engl. | 2-sec-butyl-4, 6-dinitrophenyl-3-methylcrotonate | binapacryl |
| chem. | 2-sec-butyl-4, 6-dinitrophenyl-3-methylcrotonate | 3-méthylcrotonate de 2-sec-butyl-4,6-dinitrophényle |
| chem. | sec-butylacetate | acétate de sec-butyle |
| pest.contr. | sec-butylamine | sec-butylamine |
| chem. | sec. butylamine | sec-butylamine |
| chem. | sec. butylamine | amino-2-butane |
| chem. | sec Butylamine | 2-Aminobutane |
| chem. | sec Butylamine | sec-Butylamine |
| chem., engl. | sec-butyllithium | sec-butyllithium |
| gen. | SEC documents | documents SEC |
| chem. | sec. phenylpropyl alcohol | alcool phényl-propylique secondaire |
| gen. | SEC series | série SEC |
| el. | SEC vidicon | vidicon à commande d'émission secondaire |
| el. | SEC vidicon | vidicon SEC |
| med. | volume of inhaled air/sec | volume d'inhalation par sec. |
| inf. | wait a sec | attendez voir |
| agric. | water supply l/sec | débit d'alimentation l/sec |