| Language: | Old English |
| Origin: | threscwald |
1DHH the entrance to a room or building, or the area of floor or ground at the entrance :
She opened the door and stepped across the threshold.
She opened the door and stepped across the threshold.2 the level at which something starts to happen or have an effect :
Eighty percent of the vote was the threshold for approval of the plan.
Eighty percent of the vote was the threshold for approval of the plan. a high/low pain/boredom etc threshold (=the ability or inability to suffer a lot of pain or boredom before you react to it)
3 at the beginning of a new and important event or development

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