threshold


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threshold

1. Psychol the strength at which a stimulus is just perceived
2. 
a. the minimum intensity or value of a signal, etc., that will produce a response or specified effect
b. (as modifier): a threshold current
Collins Discovery Encyclopedia, 1st edition © HarperCollins Publishers 2005

Threshold

A strip fastened to the floor beneath a door, to cover the joint where two types of floor materials meet or to provide weather protection.
Illustrated Dictionary of Architecture Copyright © 2012, 2002, 1998 by The McGraw-Hill Companies, Inc. All rights reserved

What does it mean when you dream about a threshold?

A threshold is a symbol for passing from one state or condition to the next, indicating a transition in some aspect of the dreamer’s life.

The Dream Encyclopedia, Second Edition © 2009 Visible Ink Press®. All rights reserved.

threshold

[′thresh‚hōld]
(building construction)
A piece of stone, wood, or metal that lies under an outside door.
(electronics)
In a modulation system, the smallest value of carrier-to-noise ratio at the input to the demodulator for all values above which a small percentage change in the input carrier-to-noise ratio produces a substantially equal or smaller percentage change in the output signal-to-noise ratio.
(engineering)
The least value of a current, voltage, or other quantity that produces the minimum detectable response in an instrument or system.
(geology)
(mathematics)
A logic operator such that, if P, Q, R, S, … are statements, then the threshold will be true if at least N statements are true, false otherwise.
(physics)
The minimum level of some input quantity needed for some process to take place, such as a threshold energy for a reaction, or the minimum level of pumping at which a laser can go into self-excited oscillation.
(physiology)
The minimum level of a stimulus that will evoke a response in an irritable tissue.
McGraw-Hill Dictionary of Scientific & Technical Terms, 6E, Copyright © 2003 by The McGraw-Hill Companies, Inc.

threshold

1. A strip fastened to the floor beneath a door, usually required to cover the joint where two types of floor material meet; may provide weather protection at exterior doors. Also See doorsill.
2. In illumination engineering, the value of physical stimulus which permits an object to be seen a specified percentage of the time with specified accuracy.
McGraw-Hill Dictionary of Architecture and Construction. Copyright © 2003 by McGraw-Hill Companies, Inc.

threshold

threshold
The beginning of that portion of the runway usable for landing (ICAO). On instrument runways, it is indicated by long stripes followed by the runway designation marking. The number of stripes is dependent on the width of the runway.
An Illustrated Dictionary of Aviation Copyright © 2005 by The McGraw-Hill Companies, Inc. All rights reserved

threshold

(1) The point at which a signal (voltage, current, etc.) is perceived as valid.

(2) (Threshold) The code name for Windows 10.
Copyright © 1981-2019 by The Computer Language Company Inc. All Rights reserved. THIS DEFINITION IS FOR PERSONAL USE ONLY. All other reproduction is strictly prohibited without permission from the publisher.
References in periodicals archive ?
Bhatt, M.D., from the University of Alabama at Birmingham, and colleagues examined the discriminative accuracy of various FEV1:FVC fixed thresholds for predicting COPD-related hospitalization and mortality using pooled data for 24,207 adults from four U.S.
Most states have adopted the thresholds used in South Dakota--more than $100,000 of sales into the state or 200 or more transactions for delivery into the state.
Hearing thresholds obtained by click ABR and ASSR (mean threshold at 1, 2 and 4 kHz) and chirp ABR and ASSR (mean threshold at 0.5, 1, 2 and 4 kHz) were compared within each category of degree of hearing loss.
In a commission resolution, the Philippine Competition Commission (PCC) raised the thresholds to P5.6 billion from P5 billion for the size of person, and to P2.2 billion from P2 billion for the size of transaction.
The recalibration of thresholds is in line with Memorandum Circular 18-001 released last year stating there would be an automatic annual adjustment of the thresholds based on the nominal gross domestic product (GDP) growth of the previous year rounded up to the nearest hundred millions.
The Comelec, in a 13-page comment to the Presidential Electoral Tribunal (PET), said that the 25-percent ballot shading threshold should be the standard followed for the vote recount.
The PET earlier allowed the use of the outdated 50-percent threshold in the recount, rejecting the petition filed by Robredo's camp for the use of the 25-percent threshold.
The American College of Surgeons expressed support for the changes to the threshold, adding that going forward the threshold should "be maintained at numbers no lower than that proposed for the 2018 performance period so that providers may have certainty of the criteria and their participation responsibilities from year to year."
This paper explores the nature of inflation and growth nexus in Pakistan, and attempts to estimate threshold inflation.
Manually measured atrial threshold data using atrial amplitude autodecrement test with a voltage step of 0.25 V were compared with the atrial pacing threshold data assessed by ACap™ Immediate Test using the same pulse width (0.4 ms) and an amplitude autodecrement with a voltage step of 0.125 V.
It is, therefore, desirable to have a dynamic threshold based on realtime crankshaft data processing that is not only able to gradually adjust the threshold settings with the vehicle lift cycle, but also capable to quickly adjust the threshold settings when there are sudden changes in the detection indices.
Upon closing of the transaction, Threshold will change its name to Molecular Templates, Inc.