| Terms for subject Environment (34443 entries) |
| overturn (limnology) | brassage convectif | |
| overview | vue d'ensemble | |
| overwintering (To spend winter in a particular place) | hivernage | |
| overwintering | hibernation | |
| overwintering | hibernage | |
| overwintering fire | feu hivernal persistant | |
| ovicide | ovicide | |
| ovine (Horned ruminant mammals raised in many breeds for wool, edible flesh, or skin) | ovidé | |
| ovine | ovidé | |
| ovines | ovidé | |
| Owens jet dust counter | appareil Owens de mesure de l'empoussiérage | |
| owl parrot | kakapo | |
| owl parrot | perroquet de nuit | |
| owl parrot | perroquet hibou | |
| owl parrot | strigops kakapo | |
| owls | rapaces nocturnes | |
| owner of waste | propriétaire des déchets | |
| Ox | concentration en ozone | |
| oxadiargyl | oxadiargyl | |
| oxidability | oxydabilité |