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A quadrat is a frame used in ecology, geography, and biology to isolate a standard unit of area for study of the distribution of an item over a large area. Quadrats are traditionally square, but modern quadrats can be rectangular, circular, or irregular.
noun. quad· rat ˈkwä-drət. -ˌdrat. 1. : quad entry 2. 2. : a usually rectangular plot used for ecological or population studies. Examples of quadrat in a Sentence. Recent Examples on the Web For example, if the quadrat is 2 feet by 2 feet, your quadrat is 4 square feet.
Ein Quadrat ist ein Viereck, das aus vier gleich langen Seiten besteht, die parallel zueinander sind und senkrecht aufeinander stehen. Dadurch sind alle Winkel 90° groß.
Hace 4 días · A quadrat is usually a 1 m 2 frame made of wood. It may contain wires to mark off smaller areas inside, such as 5 × 5 squares or 10 × 10 squares.
Quadrat definition: quad2 (def. 1). . See examples of QUADRAT used in a sentence.
1. Printing A piece of type metal lower than the raised typeface, used for filling spaces and blank lines. Also called quad2. 2. Any of a group of small, usually rectangular plots of land used for sampling the occurrence of species or of archaeological artifacts.
Hace 6 días · noun. 1. ecology. an area of vegetation, often one square metre, marked out for study of the plants in the surrounding area. 2. the frame used to mark out such an area. Collins English Dictionary. Copyright © HarperCollins Publishers. Word origin. C14 (meaning "a square"): variant of quadrate. Word Frequency. quadrat in American English.
