Meaning of misdiagnose

mis•di•ag•nose

Pronunciation: (mis-dī'ug-nōs", -nōz", mis"dī-ug-nōs', -nōz'), [key]
— v., -nosed, -nos•ing.
—v.i.
  1. to make an incorrect diagnosis.
—v.t.
  1. to diagnose erroneously: to misdiagnose the nation's ills.
Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease.