This word - plausibility, neutral or a bit negative?

According to the definition given by the dictionary below, it refers to "apparent validity", which sounds positive.
But in reality, it seems a bit negative.
See Oxford:
Plausible - (Of an argument or statement) seeming reasonable or probable:
a plausible explanation
it seems plausible that one of two things may happen

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What is your opinion by your experience of using the word plausibility?

Context;

(Dictionary)
plausibility
n.
apparent validity