Threshold

noun
1.
the sill of a doorway.
2.
the entrance to a house or building.
3.
any place or point of entering or beginning:
the threshold of a new career.
4.
Also called limen. Psychology, Physiology. 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.
noun
1.
Also called doorsill. a sill, esp one made of stone or hardwood, placed at a doorway
2.
any doorway or entrance
3.
the starting point of an experience, event, or venture: on the threshold of manhood
4.
(psychol) the strength at which a stimulus is just perceived: the threshold of consciousness Compare absolute threshold, difference threshold
5.

a level or point at which something would happen, would cease to happen, or would take effect, become true, etc
(as modifier): threshold price, threshold effect

6.

the minimum intensity or value of a signal, etc, that will produce a response or specified effect: a frequency threshold
(as modifier): a threshold current

7.
(modifier) designating or relating to a pay agreement, clause, etc, that raises wages to compensate for increases in the cost of living

threshold thresh·old (thrěsh’ōld’, -hōld’)
n.

The place or point of beginning; the outset.

The lowest point at which a stimulus begins to produce a sensation.

The minimal stimulus that produces excitation of any structure, eliciting a motor response.

(1.) Heb. miphtan, probably a projecting beam at a higher point than the threshold proper (1 Sam. 5:4,5; Ezek. 9:3; 10:4,18; 46:2; 47:1); also rendered “door” and “door-post.” (2.) ‘Asuppim, pl. (Neh. 12:25), rendered correctly “storehouses” in the Revised Version. In 1 Chr. 26:15, 17 the Authorized Version retains the word as a proper name, while in the Revised Version it is translated “storehouses.”