Noun

(necessities)

The quality or state of being necessary, unavoidable, or absolutely requisite.

* {{quote-magazine, date=2013-06-28, author=(Joris Luyendijk)

, volume=189, issue=3, page=21, magazine=(The Guardian Weekly) , title= Our banks are out of control , passage=Seeing the British establishment struggle with the financial sector is like watching an alcoholic […].  Until 2008 there was denial over what finance had become. […]  But the scandals kept coming, […]. A broad section of the political class now recognises the need for change but remains unable to see the necessity of a fundamental overhaul.}}

The condition of being needy or necessitous; pressing need; indigence; want.

That which is necessary; a requisite; something indispensable.

*

Love and compassion are necessities , not luxuries. Without them humanity cannot survive.

That which makes an act or an event unavoidable; irresistible force; overruling power; compulsion, physical or moral; fate; fatality.

* 1804 , Wordsworth,

I stopped, and said with inly muttered voice,

'It doth not love the shower, nor seek the cold:

This neither is its courage nor its choice,

But its necessity in being old.

The negation of freedom in voluntary action; the subjection of all phenomena, whether material or spiritual, to inevitable causation; necessitarianism.

(legal) Greater utilitarian good; used in justification of a criminal act .

(legal, in the plural) Indispensable requirements (of life).

Noun

(en noun)

The desire to purchase goods and services.

*{{quote-magazine, year=2013, month=September-October, author= Michael Sivak

, magazine=(American Scientist), title= Will AC Put a Chill on the Global Energy Supply? , passage=Nevertheless, it is clear that the global energy demand' for air-conditioning will grow substantially as nations become more affluent, with the consequences of climate change potentially accelerating the ' demand .}}

(economics) The amount of a good or service that consumers are willing to buy at a particular price.

A need.

A claim for something.

*

, title=(The Celebrity), chapter=8 , passage=The humor of my proposition appealed more strongly to Miss Trevor than I had looked for, and from that time forward she became her old self again;

A requirement.

An urgent request.

An order.

(electricity supply) A measure of the maximum power load of a utility's customer over a short period of time; the power load integrated over a specified time interval.