English Reference
noun

evacuation

n.
US /iˈvækjəˈweɪʃən/ UK /ɪvˌækjuːˈeɪʃən/ evac·u·a·tion UK spelling evacuations

  1. 01 B2 Upper Intermediate

    the act of leaving a dangerous place, like a building on fire or a city during a storm, to stay safe.

    the organized withdrawal of people from a place or area as a protective measure against a threat or disaster.

    Simple

    The police ordered an immediate evacuation of the building after the fire alarm went off.

    In context

    The local government coordinated a massive evacuation of the coastal regions ahead of the hurricane's expected landfall.

    Usage

    Often used with the preposition 'of' followed by the location or the people being moved.

  2. 02 C1 Advanced Technical Science

    the act of removing everything from inside a container or space.

    the process of emptying a space or container of its contents, often to create a vacuum.

    Simple

    The technician began the evacuation of the air from the glass chamber.

    In context

    Complete evacuation of the cylinder is required before the experimental gas can be introduced to ensure purity.

    Usage

    Common in engineering and physics contexts regarding pressure and gasses.

  3. 03 C2 Proficiency FormalTechnical Medicine

    the act of passing waste from your body, or the waste itself.

    the physiological act of discharging waste matter from the body, or the matter so discharged.

    Simple

    The patient reported a normal evacuation of the bowels this morning.

    In context

    Post-operative care includes monitoring the patient for regular gastric evacuation to ensure the digestive system is functioning correctly.

    Usage

    Used primarily in medical or biological reports rather than daily conversation.

    dischargeexcretionvoidance

Usage evacuation of about people · evacuation orders · evacuation routes

Governor Mike Braun’s office said more than 350 evacuations and scores of rescue and welfare checks have occurred elsewhere in the state, including at a senior mobile home community north of Indianapolis.

The Guardian· 16 Aug 2026

The fire, which broke out Saturday, prompted the evacuation of two small communities, but Antonopoulos said no inhabited areas were under threat Sunday.

Phys.org· 16 Aug 2026

From Middle English evacuacioun, from Old French evacuation, from Late Latin ēvacuātiō. Equivalent to evacuate + -ion.

Etymology adapted from Wiktionary, available under CC BY-SA 4.0.

This entry
Origin la-lat ēvacuātiō
Level B2 · Upper Intermediate
Frequency Frequent
Updated