THRESHOLD definition: 1. the floor of an entrance to a building or room 2. the level or point at which you start to…. Learn more.

Whenever you leave your home, walk from one room to another, or enter a building, you are crossing a threshold—that is, the horizontal floor piece that you cross over whenever you move through a …

THRESHOLD definition: the sill of a doorway. See examples of threshold used in a sentence.

Also called limen. the point at which a stimulus is of sufficient intensity to begin to produce an effect: the threshold of consciousness; a low threshold of pain.

A threshold is an amount, level, or limit on a scale. When the threshold is reached, something else happens or changes.

any point of beginning: He was on the threshold of a new career. Physiology, Psychology the point at which something begins to take effect: Her dream was hovering on the threshold of consciousness.

4 days ago · Noun threshold (plural thresholds) The lowermost part of a doorway that one crosses to enter; a sill. Synonyms: doorsill, doorstep (by extension) An entrance; the door or gate of a house.

THRESHOLD meaning: 1 : a piece of wood, metal, or stone that forms the bottom of a door and that you walk over as you enter a room or building; 2 : the point or level at which something begins or changes

Mar 7, 2026 · A threshold in psychology is the point at which a stimulus becomes strong enough to register in your awareness. It’s the dividing line between what you can detect and what you can’t.

Definition of threshold noun in Oxford Advanced Learner's Dictionary. Meaning, pronunciation, picture, example sentences, grammar, usage notes, synonyms and more.