Just in case

Adverb

Définitions

1.AdverbTo provide for a possible event as a precaution.

"I'll take an umbrella, just in case."

2.ConjunctionTo provide for the possible event that.

"I'll take an umbrella, just in case it rains."

3.ConjunctionSynonym of if and only if.

"The negation of a disjunction is true just in case both disjuncts are false."

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