quadrat
Americannoun
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Printing. quad.
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Ecology. a square or rectangular plot of land marked off for the study of plants and animals.
noun
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ecology an area of vegetation, often one square metre, marked out for study of the plants in the surrounding area
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the frame used to mark out such an area
Etymology
Origin of quadrat
First recorded in 1675–85; variant of quadrate
Example Sentences
Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.
The number and size of quadrat samples depends on the type of organisms under study and other factors, including the density of the organism.
From Textbooks • Jun. 9, 2022
This hypothesis can be tested by constructing a quadrat and calculating mortality rates at different age intervals.
From Textbooks • Jun. 9, 2022
A quadrat is a square structure that is randomly located on the ground and used to count the number of individuals that lie within its boundaries.
From Textbooks • Sep. 6, 2018
For immobile organisms such as plants, or for very small and slow-moving organisms, a quadrat may be used.
From Textbooks • Sep. 6, 2018
Wher-thurghe it is open, that euery nombre quadrat or cubike have the same rote, as it is seide before.
From The Earliest Arithmetics in English by Steele, Robert
Definitions and idiom definitions from Dictionary.com Unabridged, based on the Random House Unabridged Dictionary, © Random House, Inc. 2023
Idioms from The American Heritage® Idioms Dictionary copyright © 2002, 2001, 1995 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company.
