from The American Heritage® Dictionary of the English Language, 4th Edition

  • adj. Too small to be seen by the unaided eye but large enough to be studied under a microscope.
  • adj. Of, relating to, or concerned with a microscope.
  • adj. Exceedingly small; minute: "The activities of men . . . were reduced to a microscopic scale” ( John Hersey).
  • adj. Characterized by or done with extreme attention to detail: a microscopic investigation.

from Wiktionary, Creative Commons Attribution/Share-Alike License

  • adj. of, or relating to microscopes or microscopy; microscopal
  • adj. so small that it can only be seen using a microscope
  • adj. very small; minute
  • adj. carried out with great attention to detail
  • adj. Able to see extremely minute objects.

from the GNU version of the Collaborative International Dictionary of English

  • adj. Of or pertaining to the microscope or to microscopy; made with a microscope.
  • adj. Able to see extremely minute objects.
  • adj. Very small.

from The Century Dictionary and Cyclopedia

  • Pertaining to a microscope, or having its character or function; adapted to the purposes of a microscope, or to the inspection of minute objects: as, a microscopic lens, eyepiece, or stand; microscopic sight or vision.
  • Of minute size; so small as to be invisible or indistinct to the naked eye; adapted to or prepared for examination by the miscroseope: as, microscopic creatures or particles; a microscopic object.
  • Made or effected by or as if by the aid of a microscope; hence, relating to things of minute size or significance; infinitesimal; petty: as, microscopic observations or investigations; microscopic criticism.
  • Characteristic of the microscope or its use : as, to observe anything with microscopic minuteness; microscopic definition of an object.
  • Employing or working with a microscope, or as if with a microscope.
  • Also microscopical.

from WordNet 3.0 Copyright 2006 by Princeton University. All rights reserved.

  • adj. extremely precise with great attention to details
  • adj. of or relating to or used in microscopy
  • adj. visible under a microscope; using a microscope
  • adj. so small as to be invisible without a microscope


Sorry, no etymologies found.



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