macroscopically

from WordNet (r) 3.0 (2006)

macroscopically
    adv 1: without using a microscope; "The tubes were examined
           macroscopically"

from The Collaborative International Dictionary of English v.0.48

Macroscopic \Mac`ro*scop"ic\, Macroscopical \Mac`ro*scop"ic*al\,
   a. [Macro- + Gr. ? to view.]
   Visible to the unassisted eye; -- as opposed to
   {microscopic}. -- {Mac`ro*scop"ic*al*ly}, adv.
   [1913 Webster]