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evacuation Line breaks: evacu|ation
Pronunciation: /ɪˌvakjʊˈeɪʃ(ə)n/

Definition of evacuation in English:


[mass noun]
1The action of evacuating a person or a place: there were waves of evacuation during the blitz [count noun]: a full-scale evacuation of the city centre
More example sentences
  • The dismounting vehicles provide casualty evacuation and direct fire support.
  • Once clear of the runway, we executed our procedures for ground evacuation.
  • During the Korean war, US forces employed them for liaison, supply, casualty evacuation, and troop transportation.
2The action of emptying the bowels or another bodily organ: patients with a feeling of incomplete evacuation [count noun]: those who required an evacuation of retained products
More example sentences
  • She also experienced a feeling of incomplete evacuation after passing a bowel movement, flatulence and bloating.
  • For most of the 20th century spontaneous miscarriage was managed by evacuation of retained products of conception.
  • Other associated symptoms include bloating, distension, mucus in the stool, urgency, and a feeling of incomplete evacuation.
2.1 [count noun] A quantity of matter discharged from the bowels or another bodily organ: the evacuations of cholera victims are almost colourless
2.2 technical The action of emptying a container of air, water, or other contents: techniques for evacuation of gas combustion fumes
More example sentences
  • Caves can also develop by other processes: by weathering, the hydraulic action of waves, tectonic movements, and glacial melt water, and the evacuation of molten rock in lava flows.

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