mi·cro·surgery \¦mīkrōˌ\noun Etymology:micr- + surgery : minute dissection or manipulation (as by a micromanipulator or laser beam) of living structures (as cells or tissues) for surgical or experimental purposes • mi·cro·surgeon\"ˌ\noun • mi·cro·surgical\"ˌ\adjective • mi·cro·surgically\"ˌ\adverb