Arctic

1. n. A warm waterproof overshoe.
2. a. Pertaining to, or situated under, the northern constellation called the Bear; northern; frigid; as, the arctic pole, circle, region, ocean; an arctic expedition, night, temperature.
3. n. The arctic circle.

The word meanings were obtained from OPTED(The Online Plain Text English Dictionary), which is based on “The Project Gutenberg Etext of Webster’s Unabridged Dictionary” which is in turn based on the 1913 US Webster’s Unabridged Dictionary (See Project Gutenburg), as a text file.