| English | Abbr. | French | Spanish | Portuguese |
|---|---|---|---|---|
| almost atoll, atoll | quasi atoll | casi atolón | atol | |
| chemoreception | chimioréception | quimiorecepción | quimiorecepção | |
| chimaeras | chimères | quimeras | quimeras | |
| chin | menton | barbilla; mentón | queixo | |
| chitons | chitons | quitones | quitons | |
| caudal keel, keel | carène caudale | quilla caudal | espinho caudal | |
| chaetognaths | chétognathes | quetognatos | quetognatos | |
| individually quick frozen, quick frozen, frozen | IQF | individuellement congelé rapidement | congelación individual ultrarrápida | congelação rápida individual |
| keel | carène | quilla | crista peduncular | |
| Kelpfishes | quironémidos | Quironemídeos | ||
| lateral keel, keel | quille latérale | quilla lateral | crista lateral | |
| q.e. | ||||
| q.v. | ||||
| Q10 | Q10 | |||
| QMS | ||||
| quadradiate | muni de quatre bras | quadrirradiado | ||
| quadrangular | quadrangulaire | quadrangular | ||
| quadrat | ||||
| quadrate | ||||
| quadri- | ||||
| quadricuspid | ||||
| quarantine pond | ||||
| Quaternary | quaternaire | Quaternário | ||
| Queensland Museum, Brisbane, Museum | QM | Queensland Museum, Brisbane | Museu Queensland, Brisbane, Queensland 4006, Australia. | |
| querimana stage, stage | stade 'querimana' | |||
| query | requête | query | ||
| Quillfishes | fouettes-queues | |||
| quin- | ||||
| quincunx | ||||
| quincuspid | ||||
| quintal | ||||
| quoad | ||||
| quota | quota | cota | ||
| Repack quality herring, quality herring, herring | ||||
| Shortnose chimaeras or ratfishes, chimaeras or ratfishes, or ratfishes | chimères | Quimerídeos | ||
| Structured Query Language, Query Language, Language | SQL | langage d'interrogation structurée | Structured Query Language | |
| tail | queue | cauda | ||
| Tubeblennies | Quenopsídeos | |||
| volumetric unit quotas, unit quotas, quotas | quotas en volume | cotas volumétricas |