operate on
phrasal verb·1 sense·particle on
Meanings
Perform surgery on someone
Why “on”? An action is directed onto a person, thing or weakness as its target.
“They operated on her knee.”
“Doctors operated on his shoulder.”
Don't confuse with
Operate on means perform surgery on someone. Operate under means function according to a particular condition or rule.
Test yourself
“They operated on her knee.” What does it mean?
Nearby in the meaning map
Sink In connects verbs by particle pattern, contrast pairs, and shared base verbs.
operate under
A contrast learners often mix up
Function according to a particular condition or rule
cheat on
Same on pattern: target
Be unfaithful to a partner
dote on
Same on pattern: target
Show extreme affection toward someone
fall on
Same on pattern: target
Attack someone fiercely
feast on
Same on pattern: target
Eat a large amount of a particular food with enjoyment
feed on
Same on pattern: target
Eat a particular food regularly
frown on
Same on pattern: target
Disapprove of something
gang up on
Same on pattern: target
Join together as a group to threaten or attack one person
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