1. 
   Matri
   xthe background land use or vegetation in a landscape: that ecosystem-type which is most extensive so that others appear as patches or corridors within it.
   Found op http://www.runet.edu/~swoodwar/CLASSES/GEOG235/glossary.html
   
   
2. 
   matri
   xthe relatively fine grained mineral material that surrounds relatively larger fragments of other mineral matter; two examples are the fine grained portions of breccias and the non-turquoise portions of 'turquoise matrix.'
   Found op http://www.cst.cmich.edu/users/dietr1rv/gemrxAppB.htm
   
   
3. 
   Matri
   xA mathematical array. A logical network configured in a rectangular array of intersections of input/output channels.
   Found op http://www.zoo.co.uk/~z0001325/Glossary.html
   
   
4. 
   matri
   1) Mother
   Found op prefix 2) Motherly start 3) Prefix for arch or lineal 4)<
   
   

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