definition of
evacuation

[1] #1 evacuation n. [emptying, voidance] the act of removing the contents of something. wn

[2] #2 evacuation n. the act of evacuating; leaving a place in an orderly fashion; especially for protection. wn

[3] #3 evacuation n. [elimination, excretion, excreting, voiding] the bodily process of discharging waste matter. wn