shutoff
[
shuht
-awf, -of]
/ˈʃʌtˌɔf, -ˌɒf/
noun
1.
an object or device that shuts (something) off:
the automatic shutoff on a heater.
2.
an act or instance of shutting off something, as an opening, a flow, or a service:
a shutoff of electric power due to unpaid bills.
Also,
shut-off
.
Origin
1865-70;
noun use of verb phrase
shut off
British Dictionary definitions for
shut-off
shut-off
noun
1.
a device that shuts something off, esp a machine control
2.
a stoppage or cessation
verb
(
transitive, adverb
)
3.
to stem the flow of
4.
to block off the passage through
5.
to isolate or separate