D defs.my
Entry 1 sense Webster, 1913

Macro-

· Mac·ro- · IPA /ˈmækɹoʊ/
01 pref. A combining form signifying long, large, great; as macrodiagonal, macrospore, macromolecule, macrocosm.
  1. 1.
    A combining form signifying long, large, great; as macrodiagonal, macrospore, macromolecule, macrocosm.