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Definition of Threshold
1. Noun. The starting point for a new state or experience. "On the threshold of manhood"
Generic synonyms: Beginning, Commencement, First, Get-go, Kickoff, Offset, Outset, Showtime, Start, Starting Time
2. Noun. The smallest detectable sensation.
Exact synonyms: Limen
Generic synonyms: Aesthesis, Esthesis, Sensation, Sense Datum, Sense Experience, Sense Impression
Specialized synonyms: Absolute Threshold, Difference Limen, Difference Threshold, Differential Limen, Differential Threshold
Generic synonyms: Aesthesis, Esthesis, Sensation, Sense Datum, Sense Experience, Sense Impression
Specialized synonyms: Absolute Threshold, Difference Limen, Difference Threshold, Differential Limen, Differential Threshold
3. Noun. The entrance (the space in a wall) through which you enter or leave a room or building; the space that a door can close. "He stuck his head in the doorway"
Exact synonyms: Door, Doorway, Room Access
Terms within: Case, Casing, Door, Doorcase, Doorframe, Doorsill, Doorstep
Generic synonyms: Entrance, Entranceway, Entree, Entry, Entryway
Specialized synonyms: Exterior Door, Outside Door
Group relationships: Wall
Terms within: Case, Casing, Door, Doorcase, Doorframe, Doorsill, Doorstep
Generic synonyms: Entrance, Entranceway, Entree, Entry, Entryway
Specialized synonyms: Exterior Door, Outside Door
Group relationships: Wall
4. Noun. The sill of a door; a horizontal piece of wood or stone that forms the bottom of a doorway and offers support when passing through a doorway.
Exact synonyms: Doorsill, Doorstep
Group relationships: Door, Doorway, Room Access
Generic synonyms: Sill
Group relationships: Door, Doorway, Room Access
Generic synonyms: Sill
5. Noun. A region marking a boundary.
Definition of Threshold
1. n. The plank, stone, or piece of timber, which lies under a door, especially of a dwelling house, church, temple, or the like; the doorsill; hence, entrance; gate; door.
Definition of Threshold
1. [n -S]
Medical Definition of Threshold
1. 1. The point at which a stimulus first produces a sensation. 2. The lower limit of perception of a stimulus. 3. The minimal stimulus that produces excitation of any structure; e.g., the minimal stimulus eliciting a motor response. Synonym: limen. Origin: A.S. Therxold (05 Mar 2000)