microscopical

Definitions of microscopical

1. adjective

   so small as to be invisible without a microscope
   synonyms: microscopic

   little, small

   limited or below average in number or quantity or magnitude or extent
2. adjective

   visible under a microscope; using a microscope
   synonyms: microscopic

   seeable, visible

   capable of being seen; or open to easy view
3. adjective

   of or relating to or used in microscopy
   “microscopical examination”

   synonyms: microscopic