| Subject | English | Italian |
| gen. | Arctic area | zona artica |
| nat.res. | Arctic bramble | rovo mora (Rubus arcticus) |
| agric. | Arctic bramble | mora artica (Rubus arcticus) |
| fish.farm. | Arctic char | salmerino alpino (Salmo salvelinus, Salvelinus alpinus) |
| life.sc., fish.farm. | Arctic char | salmerino (Salvelinus alpinus, Salmo alpinus) |
| fish.farm. | arctic char | salvelino artico (Salvelinus alpinus) |
| fish.farm. | Arctic charr | salmerino alpino (Salmo salvelinus, Salvelinus alpinus, Salvelinus alpinus alpinus) |
| astr. | arctic circle | circolo polare artico |
| life.sc. | arctic climate | clima polare |
| fish.farm. | Arctic cod | merluzzo artico (Boreogadus saida) |
| fish.farm. | Arctic cod | navaga (Eleginus navaga (Pallas), Gadus navaga) |
| environ. | Arctic Council | Consiglio dell'Artico |
| environ. | Arctic ecosystem | ecosistema artico |
| environ. | arctic environment | ambiente artico |
| environ. | Arctic environment | ambiente artico |
| environ. | Arctic Environmental Protection Strategy | strategia di tutela ambientale dell'Artico |
| fish.farm. | Arctic flounder | passera artica (Liopsetta glacialis) |
| fish.farm. | arctic flounder | passera artica (Liopsetta glacialis) |
| earth.sc. | arctic front | fronte artico |
| life.sc. | arctic haze | foschia artica |
| environ. | Arctic Ocean The smallest and most poorly studied of the oceans on earth. It covers an area of 14 million square km that is divided by three submarine ridges, i.e. the Alpha Ridge, the Lomonosov Ridge, and an extension of the mid-Atlantic ridge. It is also nearly landlocked, covered year-round by pack ice, and the third of its area is continental shelf | Oceano Artico |
| environ. | Arctic Ocean | Oceano Artico |
| econ. | Arctic Ocean | oceano Artico |
| environ., nat.res. | Arctic redpoll | organetto artico (Carduelis hornemanni) |
| nat.res. | arctic redpoll | organetto arctico (Acanthis hornemanni, Carduelis hornemanni) |
| environ. | Arctic region The northernmost area of the earth, centered on the North Pole, that includes the Arctic Ocean, the northern reaches of Canada, Alaska, Russia, Norway and most of Greenland, Iceland and Svalbard | regione artica |
| environ. | Arctic region | regione artica |
| nat.res. | Arctic right whale | balena di Groenlandia (Balaena mysticetus, Eubalaena mysticetus) |
| industr., construct., chem. | arctic rubber | gomma anticristallizzante |
| life.sc. | arctic sea smoke | fumo del mare antartico |
| life.sc. | arctic sea smoke | fumo del mare artico |
| nat.res. | Arctic skua | labbo (Stercorarius parasiticus) |
| nat.res. | arctic skua | labbo (Stercorarius parasiticus) |
| fish.farm. | Arctic smelt | sperlano (Osmerus dentex, Osmerus mordax dentex) |
| fish.farm. | Arctic smelt | eperlano (Osmerus dentex, Osmerus mordax dentex) |
| environ., nat.res. | Arctic tern | sterna codalunga (Sterna paradisaea) |
| nat.res. | arctic tern | sterna codalunga (Sterna macrura, Sterna paradisaea) |
| environ., nat.res. | Arctic tern | sterna artica (Sterna paradisaea) |
| nat.res. | arctic tern | rondine di mare coda lunga (Sterna macrura, Sterna paradisaea) |
| life.sc. | Arctic vortex | vortice polare |
| nat.sc. | arctic warbler | lui boreale (Phylloscopus borealis) |
| gen. | Arctic Window | Finestra artica |
| fin., polit. | Barents Euro-Arctic Council | Consiglio euro-artico del Mare di Barents |
| gen. | Barents Euro-Arctic Council | Consiglio euro-artico di Barents |
| fin. | cooperation in the Euro-Arctic region | cooperazione euroartica |
| environ. | european arctic stratospheric ozone experiment | esperimento europeo sull'ozono stratosferico |
| nat.sc., environ., polit. | European Arctic stratospheric ozone experiment | esperimento europeo sull'ozono stratosferico nell'Artico |
| fish.farm. | North-East Arctic cod | merluzzo artico norvegese |
| pack. | tropical and arctic package | imballaggio isotermico |