noun: (Christianity, art) A picture depicting Jesus appearing to Mary Magdalene shortly after his resurrection from the dead (see the etymology).
noun: A warning to avoid or not to interfere.
noun: Someone (such as a disagreeable person) or something (such as a painful experience or taboo topic) to be avoided or not interfered with.
noun: Some plants of the genus Impatiens; specifically, the touch-me-not balsam or yellow balsam (Impatiens noli-tangere).
noun: The squirting cucumber (Ecballium elaterium).
noun: (archaic) The sensitive plant (Mimosa pudica), the leaves of which fold inwards and droop when shaken or touched.
noun: (medicine, obsolete) Any of various diseases causing ulcers of the skin and underlying tissues, especially of the face; many of these diseases are now thought to be due to basal cell carcinoma or squamous cell carcinoma.
