rule out

phrasal verb·1 sense·particle out

Meanings

1

Eliminate as a possibility

Removaluncommon

Why “out”? Pushing outward to eliminate. What is removed is sent away.

We can rule out food poisoning.
We can eliminate food poisoning as a possible cause.
The doctor ruled out an infection.
The doctor eliminated an infection as a possibility.

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We can rule out food poisoning. What does it mean?

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