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activated only by the absence of an intrinsic cardiac event, used of an artificial pacemaker. See also demand pacemaker.


A quantity of a substance, commodity, or service wanted or required.


1. To ask, claim, or require with urgency or authority.
2. The act or result of demanding.
[Med. L. demando]


To ask, claim, or require with urgency or authority.
[Med. L. demandare]


n in economics, refers to the buying of services or goods; in dental care, generally denotes the active request for and purchase of dental care services.


the predicted amount of a product or service which will be sold at a stated price.

demand elasticity
the responsiveness with which the demand for a product or service, for example for veterinary services, varies with its price. If there is great flexibility there is elasticity. When the demand is the same irrespective of the price there is inelasticity.

Patient discussion about demand

Q. Why is it so hip to be thin and fit???? not everyone can be as thin and as fit as the society demands? was it always like that ? because i feel like if you are gaining a little extra pounds you are doomed !!! people condem you as a less better man in the good case .. in the worst case you won't have friends ....

A. i think that the in the biological way of thinking - people are attracted to what seems healthy, it has more chance of giving healthy child that will survive. in African cultures that food is scarce- being big considered to be healthy and attractive. in our culture- being over weight means unhealthy, but so is too skinny. so going back and forth with a few ponds is fine. but the two extreme situations are unattractive for most men.

Q. My child loves spinach and demands them a lot I wanted to know is there any problem to have them in excess?

A. HELL NO! REWARD THE HELL OUT OF HIM FOR EATING IT! You may also want to tweak it further by introducing him to other healthy dark green leafys like collards, kale, red Swiss chard which he might think is cool to look at; its actually similar in taste to spinach just less bitter! Good for you!

More discussions about demand
References in periodicals archive ?
Southwood noted that the rise in red metals has been led by constrained supply, steady and slowly growing demand in North America, Europe and Japan and continued strong demand for copper from China.
Symptoms manifested by inaccurate demand prediction and ultimately poor forecasting include out-of-stocks, markdowns, spoilage, returns, distribution and assortment gaps and new product failures.
You can't solve the larger issue by just looking at demand forecasting," asserts John S.
5 to 5 percent growth, and therefore mistook the economy's behavior as "excess demand.
Total domestic demand of synthetic rubber in 1995 is expected to reach 2,154,200 metric tons, a 1.
3: Czech Republic, Supply and Demand Balance, 2004-2005
It assumes that "excess" demand has shown up because of easy monetary policies and will therefore disappear if tight policies are adopted.
Lora Cecere will also be discussing one of the fundamental changes that leaders are adopting - a movement away from forecast consumption to demand sensing - to improve short-term forecasting by 10-30 percent and drive subsequent improvements on the perfect order and reliable costs.
Developed by Co-Founders David Brewster and Tim Healy, EnerNOC's Network Operations Center (NOC) translates an old demand response model into a new concept.
Connecticut has emerged as a national leader in demand response as a result of the measures put in place by the State Legislature and DPUC.
NYSERDA allocated up to $27 million to help develop an estimated 37 MW's of demand reduction within the electric service territory of Consolidated Edison Company of New York, Inc.