clamp off
C1 neutral separable transitive
In simple words
To put a clip or clamp on a tube or pipe to stop liquid or gas from flowing through it
Literal meaning: To apply a clamp (a fastening device) to close off a tube or vessel, stopping the flow
Meanings
1 C1 neutral
To apply a clamp to a blood vessel, tube, or pipe in order to stop the flow of liquid through it (medical/technical)
"The surgeon quickly clamped off the artery to prevent further blood loss during the procedure."
Grammar: separable
Usage notes
Primarily a technical or medical term. Very common in surgical contexts where blood vessels or tubes are clamped to stop bleeding or control flow. Less common outside medical and engineering settings. Learners are most likely to encounter this in medical English.
Commonly used with
artery vein tube vessel catheter pipe
Forms
Base
clamp off
I/you/we/they
3rd person
clamps off
he/she/it
Past simple
clamped off
yesterday
Past participle
clamped off
have + pp
-ing form
clamping off
continuous
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