What does evacuating mean?
Evacuating is the present participle of evacuate, a word rooted in the Latin vacare, meaning 'to be empty.' Its dominant modern sense concerns moving people out of a place for their safety — evacuating a building during a fire, evacuating residents ahead of a flood, or evacuating civilians from a war zone. A second, broader sense means simply emptying something: evacuating air from a container or water from a flooded area. In medicine, it can refer to discharging waste from the body or removing matter surgically. The word carries an urgent, procedural tone and appears constantly in news reporting on disasters and emergencies. It pairs naturally with nouns like building, residents, area, and premises, and with verbs like order, begin, and complete. Because it so often signals danger, its very presence in a sentence tends to lend gravity and immediacy to the scene being described.
Withdrawing people from a dangerous place, or emptying a space of its contents.
"The crew spent the night evacuating passengers from the stranded ferry."
Traditionally transitive in British English; American English often uses it intransitively.
The action or process of evacuating; used where a noun form is needed, though 'evacuation' is more common.
"Evacuating everyone took less than ten minutes."
In most formal contexts, the derived noun 'evacuation' is preferred.
From Latin's vacare — 'to be empty' — the same root that gives us vacuum: to evacuate is literally to make empty.
Reviewed by Deb Chak, Editor. AI-assisted content curated by RJS Tech Solutions LLP.
Etymology of evacuating
Evacuating derives from the Latin verb evacuare, formed from ex- ('out') plus vacuus ('empty'), itself from vacare, 'to be empty' — the same root behind English words like vacuum, vacant, and vacation. The verb entered English via Latin in the late Middle English period, initially carrying senses of emptying or voiding, including medical ones. Its association with the organized removal of people from danger became especially prominent during the twentieth century, particularly through wartime evacuations of cities and children. Cognates appear across Romance languages, such as French évacuer and Spanish evacuar.
Related word forms
How evacuating is actually used
Register-neutral but frequent in news and emergency contexts. In British English, 'evacuate' traditionally requires an object (you evacuate a building), while American usage commonly allows the intransitive sense ('we evacuated'). The reflexive use ('they evacuated themselves') is informal. In medical contexts it can carry clinical connotations of bodily elimination.
Easily confused with evacuating
'Evaluating' means assessing or judging the value of something, while 'evacuating' means withdrawing people from or emptying a place.