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English definition of “threshold”

threshold

noun uk   /ˈθreʃ.həʊld/ us    /-hoʊld/

threshold noun (ENTRANCE)

[C] the floor of an entrance to a building or room

threshold noun (LEVEL)

C2 [C usually singular] the level or point at which you start to experience something, or at which something starts to happen: I have a low/high boredom threshold (= I do/don't feel bored easily). His secretary earns £268 a month, well below the threshold for paying tax.
(Definition of threshold from the Cambridge Advanced Learners Dictionary & Thesaurus © Cambridge University Press)
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