evac·u·a·tion /ɪˌvækjəˈweʃən/ 名詞
1. The act of emptying, clearing of the contents, or discharging. Specifically: (a) Mil. Withdrawal of troops from a town, fortress, etc. (b) Med. Voidance of any matter by the natural passages of the body or by an artificial opening; defecation; also, a diminution of the fluids of an animal body by cathartics, venesection, or other means.
2. That which is evacuated or discharged; especially, a discharge by stool or other natural means.
3. Abolition; nullification. [Obs.]
Evacuation day, the anniversary of the day on which the British army evacuated the city of New York, November 25, 1783.
n 1: the act of removing the contents of something [syn: emptying,
2: the act of evacuating; leaving a place in an orderly
fashion; especially for protection
3: the bodily process of discharging waste matter [syn: elimination,
excretion, excreting, voiding]