food pyramid
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noun Ecology.
successive levels of predation in a food chain represented schematically as a pyramid because upper levels normally consist of decreasing numbers of larger predators.
a diagram that represents a healthy diet by placing food groups in a pyramid according to the number of servings from each group to be eaten every day.
QUIZZES
QUIZ YOURSELF ON PARENTHESES AND BRACKETS APLENTY!
Set some time apart to test your bracket symbol knowledge, and see if you can keep your parentheses, squares, curlies, and angles all straight!
Question 1 of 7
Let’s start with some etymology: What are the origins of the typographical word “bracket”?
First appeared around 1750, and is related to the French word “braguette” for the name of codpiece armor.
First appeared in 1610, based on the French word “baguette” for the long loaf of bread.
First appeared in 1555, and is related to the French word “raquette” for a netted bat.
TAKE THE QUIZ TO FIND OUT Origin of food pyramid
First recorded in 1945–50
Words nearby food pyramid
food mile, food mill, food poisoning, food pollen, food processor, food pyramid, food science, food security, food service, food stamp, foodstuff
Dictionary.com Unabridged
Based on the Random House Unabridged Dictionary, © Random House, Inc. 2021
Example sentences from the Web for food pyramid
Medical definitions for food pyramid
food pyramid
n.
A graphic representation of human nutritional needs in the form of a pyramid, in which foods whose recommended daily intake is highest occupy the wider bottom part and foods whose recommended daily intake is lowest occupy the slender top part.
The American Heritage® Stedman's Medical Dictionary
Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.
Scientific definitions for food pyramid
food pyramid
A graphic representation of the structure of a food chain, depicted as a pyramid having a broad base formed by producers and tapering to a point formed by end consumers. Between successive trophic levels, total biomass decreases as energy is lost from the system. See more at trophic level.
A pyramid-shaped diagram representing a set of dietary guidelines for humans, typically based on a recommended number of servings from each of several food groups. Foods along the broadest row, at the bottom, are considered basic to human nutrition and have the highest recommended number of servings. Foods in the narrowest part, at the top, are considered to be nonessential and have the fewest number of recommended servings. In the middle row or rows are foods whose recommended servings fall between those two groups.
The American Heritage® Science Dictionary
Copyright © 2011. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.