quadrat noun. ['kwɒdrǝt] Also quadrate. LME.
[Var. of QUADRATE noun.]
I. 1. a. A geometrical instrument formerly used to measure altitude or distance. LME-E17.
b. A square with two graduated sides, marked on the right-angled corner of a quadrant to facilitate its use. LME-E18.

2. Typography. A small metal block in various sizes, lower than type height, used by letterpress printers for filling up short lines etc.; = QUAD noun². L17.
EM quadrat. mutton quadrat: see MUTTON 5. n quadrat: see N, N 3.

3. Ecology. A small area, freq. of one square metre, marked out for studying the local distribution of plants and animals. Also, a portable square frame or grid used to mark out such an area. E20.
■ J. Diski She measured the growth of everything within the designated quadrats.

[TahlilGaran] English Dictionary ▲

quadrat
II. See QUADRATE noun.

[TahlilGaran] English Dictionary ▲