macr-
combining form
variants or macro-
1
: long
macrobiotic
macrodiagonal
2
: large
macrergate
macromolecule
macrogamete
macromastia
macrognathism
macropodia
—often used to contrast with micr- 3
: macrodiagonal
macrodome
4
: including and more comprehensive than
Macro-Khoisan
—used of a language group 
Word History
Etymology
French & Latin, from Greek makr-, makro- long, from makros