| qualitative | qualitatif |
| Qualitative inorganic analysis | Analyse qualitative non-organique |
| Qualitative research | Méthodes qualitatives |
| quality | caractéristique |
| quality assurance | assurance de qualité |
| quality certification | certification qualité |
| quality control | contrôle qualité |
| Quality management system | Système de management de la qualité |
| quality objective | objectif de qualité |
| quality of life | qualité de vie |
| quality standard | norme de qualité |
| Qualitz | Vertu |
| qualm | scrupule |
| Qualіty management | Gestion de la qualité |
| Quan Khi Dao | Qwan Ki Do |
| Quan Meld Nong | Kun Nong |
| quandary | dilemme |
| Quang Binh Province | Quảng Bình |
| Quang Nam Province | Quảng Nam |
| Quang Ngai | Province de Quảng Ngãi |
| Quang Ngai Province | Province de Quảng Ngãi |
| Quang Ninh Province | Quảng Ninh |
| Quang Tri Province | Quảng Trị |
| quantify | déterminer |
| quantitative | quantitatif |
| Quantitative PCR | PCR en temps réel |
| Quantitative polymerase chain reaction | PCR quantitative |
| Quantitative research | Méthodes quantitatives |
| Quantitative structure-activity relationship | Relation quantitative structure à activité |
| quantity | nombre |
| Quantity of data | Volume de données |
| quantum | quantum |
| Quantum chemistry | Chimie quantique |
| Quantum computer | Calculateur quantique |
| Quantum cosmology | Cosmologie quantique |
| Quantum cryptography | Cryptographie quantique |
| Quantum decoherence | Décohérence quantique |
| Quantum dot | Nanocristal |
| Quantum entanglement | Intrication quantique |
| Quantum field theory | Théorie quantique des champs |
| Quantum gravity | Gravité quantique |
| Quantum Hall effect | Effet Hall |
| Quantum harmonic oscillator | Oscillateur harmonique quantique |
| Quantum information | Information quantique |
| Quantum information science | Informatique quantique |
| quantum jump | progrès spectaculaire |
| quantum leap | progrès spectaculaire |
| Quantum logic | Logique quantique |
| Quantum mechanics | Mécanique quantique |
| Quantum state | État quantique |
| Quantum superposition | Principe de superposition quantique |
| Quantum teleportation | Téléportation quantique |
| quantum theory | théorie des quanta |
| Quantum tunnelling | Effet tunnel |
| Quantums | Mengen |
| Quanzhen School | Quanzhen Dao |
| quarantine | quarantaine |
| Quaraí River | Rio Quaraí |
| quark | quark |
| Quark star | Étoile étrange |
| Quark-gluon plasma | Plasma quark-gluon |
| QuarkXPress | QuarkXPress |
| quarrel | dispute |
| Quarrel of the Ancients and the Moderns | Querelle des Anciens et des Modernes |
| quarreling | querelles |
| quarrelling | querelles |
