A quadrat can be used by researchers to methodically count organisms within a smaller, representative area in order to extrapolate to a larger habitat when comprehensive sampling is …

Using the magnifying glass, count every insect inside the quadrat. Avery Hurt, National Geographic, 26 June 2020

quadrat in American English (ˈkwɑdrət ) noun Origin: ME, var. of quadrate 1. quad 2

Feb 26, 2025 · A quadrat is a square or rectangular sampling frame used in ecological research to study and measure the distribution of organisms in a particular area. It helps researchers …

There are four meanings listed in OED's entry for the noun quadrat, two of which are labelled obsolete. See ‘Meaning & use’ for definitions, usage, and quotation evidence.

Quadrat definition: A piece of type metal lower than the raised typeface, used for filling spaces and blank lines.

2 days ago · Noun Quadrat n (strong, genitive Quadrats or Quadrates, plural Quadrate) (geometry) square (postpositioned) ellipsis of im Quadrat or zum Quadrat (“squared”)

A quadrat is a frame, traditionally square, 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.

quadrat a plot of land, square or rectangular, marked off or set out for the study of plant or animal life.

The study defines populations as the number of individuals in a given species in a 10,000-square-kilometer unit of habitat, known as a quadrat. From New York Times