Definitions of microscopic:

  • adjective:   too small to be seen except under a microscope
  • adjective:   extremely precise with great attention to details
    Example: "Examined it with microscopic care"
  • adjective:   of or relating to or used in microscopy
    Example: "Microscopic analysis"
  • adjective:   infinitely or immeasurably small
    Example: "Reduced to a microscopic scale"