| Main Entry: | |
| Part of Speech: | adjective |
| Definition: | extremely cold |
| Synonyms: | Siberian, antarctic, arctic, chill, chilly, cool, freezing, frost-bound, frosty, frozen, gelid, glacial, hyperboreal, ice-cold, icebox, icy, refrigerated, snappy, three-dog night, wintry |
| Antonyms: | hot, warm |
| Main Entry: | frozen |
| Part of Speech: | adjective |
| Definition: | very cold |
| Synonyms: | Siberian, antarctic, arctic, chilled, frigid, frosted, ice-cold, ice-covered, icebound, iced, icy, numb |
| Antonyms: | boiled, heated, hot |
| Main Entry: | glacial |
| Part of Speech: | adjective |
| Definition: | extremely cold |
| Synonyms: | antarctic, arctic, biting, bitter, chill, chilly, cool, freezing, frigid, frosty, frozen, gelid, icy, nippy, piercing, polar, raw, wintry |
| Antonyms: | hot, warm |
| Main Entry: | icy |
| Part of Speech: | adjective |
| Definition: | frozen; slippery when frozen |
| Synonyms: | algific, antarctic, arctic, biting, bitter, chill, chilled to the bone, chilling, chilly, cold, freezing, frigid, frigorific, frost-bound, frosty, frozen over, gelid, glacial, glaring, iced, polar, raw, refrigerated, rimy, shivering, shivery, sleeted, smooth as glass |
| Antonyms: | unfrozen, watery |