microscopic

microscopic
    adj 1: of or relating to or used in microscopy; "microscopic
           analysis"; "microscopical examination" [syn:
           {microscopic}, {microscopical}]
    2: visible under a microscope; using a microscope [syn:
       {microscopic}, {microscopical}]
    3: extremely precise with great attention to details; "examined
       it with microscopic care"
    4: so small as to be invisible without a microscope;
       "differences were microscopic" [syn: {microscopic},
       {microscopical}]
    

Microscopic \Mi`cro*scop"ic\, Microscopical \Mi`cro*scop"ic*al\,
   a. [Cf. F. microscopique.]
   [1913 Webster]
   1. Of or pertaining to the microscope or to microscopy; made
      with a microscope; as, microscopic observation.
      [1913 Webster]

   2. Able to see extremely minute objects.
      [1913 Webster]

            Why has not man a microscopic eye?    --Pope.
      [1913 Webster]

   3. Very small. Specifically, visible only by the aid of a
      microscope; as, a microscopic insect; also used
      figuratively; as, a microscopic advantage.
      [1913 Webster +PJC]
    

55 Moby Thesaurus words for "microscopic":
      3-D, atomic, close, constant, corpuscular, delicate, direct,
      embryonic, evanescent, even, exact, express, faithful, fine,
      germinal, granular, impalpable, imperceptible, imponderable,
      inappreciable, indiscernible, inerrable, inerrant, infallible,
      infinitesimal, intangible, invisible, mathematical, microcosmic,
      micrometrically precise, molecular, nice, pinpoint, precise,
      refined, religious, religiously exact, rigid, rigorous, scientific,
      scientifically exact, severe, square, stereoscopic, strict,
      subatomic, subtle, telescopic, tenuous, thin, three-dimensional,
      ultramicroscopic, undeviating, unerring, unseeable