Question: What Does The Disturbance Mean?

What does upheaval mean?

1 : the action or an instance of upheaving especially of part of the earth’s crust.

2 : extreme agitation or disorder : radical change also : an instance of this..

What is called wave?

A wave is a kind of oscillation (disturbance) that travels through space and matter. Wave motions transfer energy from one place to another.

What is disturbance control system?

Disturbance signals represent unwanted inputs which affect the control-system’s output, and result in an increase of the system error. It is the job of the control-system engineer to properly design the control system to partially eliminate the affects of disturbances on the output and system error.

What is another word for disturbances?

SYNONYMS FOR disturbance 2 perturbation, confusion. 5 confusion, tumult, riot.

What is annoyance mean?

1 : the act of annoying someone or of being annoyed. 2 : the state or feeling of being annoyed : vexation She couldn’t hide her annoyance. 3 : a source of vexation or irritation : nuisance The delay was a minor annoyance.

What does perturbation mean?

1 : the action of perturbing : the state of being perturbed. 2 : a disturbance of motion, course, arrangement, or state of equilibrium especially : a disturbance of the regular and usually elliptical course of motion of a celestial body that is produced by some force additional to that which causes its regular motion.

What’s a social upheaval?

countable noun [usually adjective NOUN] An upheaval is a big change which causes a lot of trouble, confusion, and worry. […]

How do you use disturbance in a sentence?

The traffic causes serious disturbance to residents.During the disturbance which followed, three Englishmen were hurt.You can work in here without any disturbance.Phone calls are the biggest disturbance at work.Troops were brought in to put down the disturbance. … There’s a violent disturbance in inner city areas.More items…•

What is the root word of disturbance?

The word comes from the Latin disturbare, “throw into disorder,” and its root turba, “turmoil.” Definitions of disturbed.

What frequency means?

Frequency is the number of occurrences of a repeating event per unit of time. It is also referred to as temporal frequency, which emphasizes the contrast to spatial frequency and angular frequency. Frequency is measured in units of hertz (Hz) which is equal to one occurrence of a repeating event per second.

What does emotional upheaval mean?

1. a sudden or violent change, especially one that affects people’s lives. Maya’s been going through a period of emotional upheaval.

How do you use upheaval?

Upheaval sentence examplesIf nothing else, all this upheaval had given him back his musical voice. … At the same time, as the gradients are gradually increasing on account of the upheaval of the continent, the rivers dig their channels deeper and deeper.More items…

What is the opposite of disturbance?

Antonyms: apathy, assurance, calmness, carelessness, confidence, ease, light-heartedness, nonchalance, satisfaction, tranquillity. Synonyms: anguish, anxiety, apprehension, care, concern, disquiet, dread, fear, foreboding, fretfulness, fretting, misgiving, perplexity, solicitude, trouble, worry.

What does disturbance mean in physics?

Physics An alteration or displacement of a region of a medium from its equilibrium state.

What are the two types of waves?

Waves come in two kinds, longitudinal and transverse. Transverse waves are like those on water, with the surface going up and down, and longitudinal waves are like of those of sound, consisting of alternating compressions and rarefactions in a medium.

What is a disturbance in an ecosystem?

Ecological disturbance, an event or force, of nonbiological or biological origin, that brings about mortality to organisms and changes in their spatial patterning in the ecosystems they inhabit.

What are some examples of possible disturbances in an ecosystem?

Fires and floods are examples of natural disturbances that force change upon an ecosystem. Natural disturbances are also caused by diseases, severe storms, insects, volcanic activity, earthquakes, droughts, and long-term freezing.

What is the meaning of disturbance in English?

disturbance | American Dictionary something that interrupts you, esp. something loud or causing trouble: You must take care of yourself and avoid upsetting disturbances.