Printing. quad2 (def. 1).
Ecology. a square or rectangular plot of land marked off for the study of plants and animals.
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How to use quadrat in a sentence
Of nombres one is lyneal, anoer superficialle, anoer quadrat, anoer cubike or hoole.
If a nombre be hade twies in hym-self, oer ones in his quadrat, at is the same, at a cubike Fol.
Opyne it is also that alle nombres may be a rote to a quadrat and cubike, but not alle nombre quadrat or cubike.
Cubike is at nombre at comythe of ledynge of hym-selfe twyes, or ones in his quadrat.
That is openede thus; lede the rote of o quadrat into the rote of the oer quadrat, and an wolle e meene shew.
British Dictionary definitions for quadrat
ecology an area of vegetation, often one square metre, marked out for study of the plants in the surrounding area
the frame used to mark out such an area
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012