| instructions | orders |
| Instructions par seconde | Instructions per second |
| Instructions secrètes | Sealed orders |
| instruire | train |
| Instruire un procès | Sue |
| instruit | cultivated |
| instrument | instrument |
| Instrument aratoire | Agricultural implement |
| Instrument astrometrique | Astrometric instruments |
| Instrument astrométrique | Astrometric instrument |
| Instrument astronomique | Astronomical instrument |
| Instrument auxiliaire | Auxiliary instrument |
| Instrument de bord | Flight instruments |
| instrument de cuivre | brass instrument |
| instrument de gestion de l'environnement | environmental policy instrument |
| instrument de gestion économique | economic management instrument |
| instrument de mesure | measuring instrument |
| instrument de musique | instrument |
| Instrument de musique électronique | Electronic musical instrument |
| Instrument de percussion | Percussion instrument |
| Instrument de recherche | Finding aid |
| Instrument des passages | Transit instruments |
| Instrument embarque en avion | Airplane borne instruments |
| Instrument embarque en ballon | Balloon borne instruments |
| Instrument embarque par une f | Rocket borne instruments |
| Instrument embarque sur satel | Satellite borne instruments |
| Instrument embarqué en avion | Airplane borne instrument |
| Instrument embarqué en ballon | Balloon borne instrument |
| instrument financier | financial instrument |
| Instrument formant une image | Imaging instruments |
| Instrument monétaire | Money |
| Instrument photoelectrique | Photoelectric instruments |
| Instrument photographique | Photographic instrument |
| Instrument photoélectrique | Photoelectric instrument |
| instrument politique | policy instrument |
| Instrument pour sonde spatial | Space probe instrument |
| Instrument à anche libre | Free reed aerophone |
| instrument à cordes | stringed instrument |
| instrument à percussion | percussion instrument |
| instrument à vent | wind instrument |
| instrument à vent en bois | woodwind instrument |
| instrument économique | economic instrument |
| instrumental | instrumental |
| Instrumentalisme | Instrumentalism |
| instrumentation | instrumentation |
| Instrumentation pour telescop | Telescope instrumentation |
| instrumentiste | instrumentalist |
| instruments de bord | instrumentation |
| Instruments de musique | Musical instrument |
| Instruments de musique chinois | List of traditional Chinese musical instruments |
| Instruments de précision | Science instruments |
| Instruments de travail | Tools |
| Instruments à cordes | Stringed instruments |
| instruments à terme | futures |
| Instrusion | Interference |
| Instytut Pamięci Narodowej | Institute of National Remembrance |
| insubmersible | unsinkable |
| insubordination | insubordination |
| insubordonné | rebellious |
| Insubres | Insubres |
| Insubrie | Insubria |
| insubstantiel | insubstantial |
| insuccès | failure |
| insuffisance | lack |
| insuffisance de fonds | undercapitalization |
| Insuffisance médullaire | Aplastic anemia |
| Insuffisance rénale aiguë | Acute renal failure |
| Insuffisance surrénalienne | Adrenal insufficiency |
| insuffisant | in short supply |
| Insula | Insulae |
