| Main Entry: | |
| Part of Speech: | adjective |
| Definition: | boreal |
| Synonyms: | arctic, north, northern, northward, polar |
| Main Entry: | northern |
| Part of Speech: | adjective |
| Definition: | pertaining to the north |
| Synonyms: | arctic, boreal, hyperborean, north, northerly, septentrion, septentrional |
| Antonyms: | southern |