Extremity

1. n. The highest degree of inconvenience, pain, or suffering; greatest need or peril; extreme need; necessity.
2. n. The extreme part; the utmost limit; the farthest or remotest point or part; as, the extremities of a country.
3. n. One of locomotive appendages of an animal; a limb; a leg or an arm of man.
4. n. The utmost point; highest degree; most aggravated or intense form.

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.