| Subject | English | French |
| chem. | allyl cyanide | cyanure d'allyle |
| chem. | auric cyanide | cyanure aureux |
| chem. | auric cyanide | cyanure aurique |
| chem. | auric cyanide | cyanures d'or |
| chem. | aurous cyanide | cyanure aureux |
| chem. | aurous cyanide | cyanure aurique |
| chem. | aurous cyanide | cyanures d'or |
| nucl.phys., med. | barium platinous cyanide | cyanoplatinate de baryum (BaPt(CN)4, a phosphor) |
| nucl.phys., med. | barium platinous cyanide | platinocyanure de baryum (BaPt(CN)4, a phosphor) |
| nucl.phys., med. | barium platinous cyanide | platocyanure de baryum (BaPt(CN)4, a phosphor) |
| chem. | black cyanide | cyanure noir |
| chem. | bromine cyanide | bromure de cyanogène |
| chem. | calcium cyanide | CaCN2 |
| chem. | carbonyl cyanide | cyanure carbonylé |
| chem. | copper cyanide | cyanure cuivrique |
| chem. | copper cyanides | cyanure cuivrique |
| chem. | copper cyanides | cyanure cuivreux |
| chem. | copper cyanides | cyanures de cuivre |
| chem. | cupric cyanide | cyanures de cuivre |
| chem. | cupric cyanide | cyanure cuivreux |
| chem. | cupric cyanide | cyanure cuivrique |
| chem. | cuprous cyanide | cyanure cuivrique |
| chem. | cuprous cyanide | cyanures de cuivre |
| chem. | cuprous cyanide | CuCN |
| nat.res. | cyanide breakdown | décomposition de cyanure |
| nat.res. | cyanide containing dust | poussière contenant de cyanures |
| UN | cyanide-containing waste substances | déchets cyanurés |
| fishery | cyanide diver | plongeur exploitant le cyanure |
| nat.res. | cyanide equivalent | équivalent toxique (in GDR) |
| nat.res. | cyanide equivalent | équivalent de cyanide (in GDR) |
| fishery | cyanide fishing | pêche au cyanure |
| met. | cyanide hardening | trempe en bain de cyanure |
| met. | cyanide of potassium | cyanure de potassium |
| met. | cyanide process | cyanuration |
| chem. | ethyl cyanide | cyanure d'éthyle |
| chem. | ethylene cyanide | cyanure d'éthylène |
| chem. | gold cyanides | cyanure aureux |
| chem. | gold cyanides | cyanure aurique |
| chem. | gold cyanides | cyanures d'or |
| chem. | Hydrogen cyanide | acide cyanhydrique |
| chem. | hydrogen cyanide | acide prussique |
| chem. | hydrogen cyanide | acide hydrocyanique |
| chem. | Hydrogen cyanide | HCN |
| chem. | Hydrogen cyanide | acide prussique |
| chem. | hydrogen cyanide | acide cyanhydrique |
| environ., chem. | inorganic cyanide | cyanure inorganique |
| chem. | mercuric cyanide | cyanure de mercure |
| chem. | mercuric cyanide | HgCN2 |
| chem. | mercuric cyanide | cyanure mercurique |
| chem. | mercuric-potassium cyanide | cyanure double de mercure et de potassium |
| chem. | mercury-potassium cyanide | cyanure double de mercure et de potassium |
| chem. | methyl cyanide | acéto-nitrile |
| chem. | methyl cyanide | acétonitrile |
| gen. | nickle cyanide | NiCN2 |
| chem. | nitrobenzoyl cyanide | cyanure de nitrobenzoyle |
| chem. | phenyl cyanide | benzonitrile |
| chem. | platinum barium cyanide | cyanure de platine et de baryum |
| environ. | salts and solutions containing cyanides | sels et solutions contenant des cyanures |
| chem. | silver cyanide | CNAg |
| chem. | silver potassium cyanide | cyanure d'argent et potassium |
| chem. | to cyanide | cyanurer |
| energ.ind., chem. | vinyl cyanide | nitrile acrylique |
| energ.ind., chem., engl. | vinyl cyanide | acrylonitrile |
| chem. | zinc cyanide | jaune de zinc |
| chem. | zinc cyanide | ZnCN2 |