Meaning of “shutdown” in the English Dictionary

"shutdown" in American English

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shutdown noun [ C ]

us /ˈʃʌtˌdɑʊn/

the act of closing a factory or business or of stopping a machine:

The shutdown of the military base is scheduled for next summer.

(Definition of “shutdown” from the Cambridge Academic Content Dictionary © Cambridge University Press)

"shutdown" in Business English

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shutdown noun [ C ]

uk /ˈʃʌtdaʊn/ us

PRODUCTION, COMMERCE, GOVERNMENT the act or process of ending the operations of a business, system, industry, etc., either temporarily or permanently:

The stock market has just resumed trading after a two-week shutdown.
Release of the figures was delayed by the partial shutdown of federal agencies in December and January.
The crowd gathered to celebrate the shutdown of the old power plant.

PRODUCTION, IT the act or process of stopping the operation of a computer or other machine:

The huge machine began its automatic shutdown.
an engine/system shutdown

(Definition of “shutdown” from the Cambridge Business English Dictionary © Cambridge University Press)

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shutdown

The degree of poisoning, and the depth of the pit and the corresponding duration of the outage, depends on the neutron flux before the shutdown.
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Since the shutdown, this number has dropped to 3,000, most of them working on monitoring and maintenance. 85% of the city budget was funded by the operator of the plant.
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The resulting action by the spacecraft was the shutdown of the descent engines, while still likely 40 meters above the surface.
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Gas purity sensors are used to indicate the end of the purging cycle, which shortens the startup and shutdown times and reduces consumption of the purging gas.
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However, decay heat generation from short-lived fission products and actinides is comparable in both cases, starting at a high level and decreasing with time elapsed after shutdown.
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Also, the entering of the new federal government was a direct contribution to the shutdown of the project, due to their loss of will in contributing any more money.
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During a shutdown of more than a year, the facility was refurbished and a number of new instruments were installed, as well as a cold neutron source.
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In total, about $48 million in revenue was lost, and over $10 million was spent on expenses related to preparing for and recovering from the shutdown.
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Steadily increasing maintenance costs, after years of neglect by the prior operator, finally caused a complete service shutdown followed by abandonment in 1984.
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The shutdown of the furnaces was to be temporary, but both facilities were no longer remunerative to operate, and no buyer willing to operate them could be found.
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The station's impending shutdown was announced in 1926, but it was saved by a flood of protests from citizens who relied on the service.
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The shutdown lasted for 16 days.
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In addition to passive shutdown of the reactor, the convection current generated in the primary coolant system will prevent fuel damage (core meltdown).
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During shutdown, hydrogen is purged by an inert gas, then the inert gas is replaced by air; the opposite sequence is used before startup.
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We also - very early on in this crisis - recognised the heavy financial losses suffered by the aviation industry during the airspace shutdown.