DictionaryauraSensory warning
noun

aura

A sensory disturbance before or during a migraine or seizure.

She describes a visual aura before the headache.

Etymology

Greek aura meant a breeze. Medical use compared a warning sensation with a passing breath of air, then extended the name to sensory disturbances associated with seizures or migraine.

More examples

  • The clinician asked about the aura.
  • Several auras were recorded in the diary.
  • He recognized the familiar aura.

Forms

aura · auras

Similar words

warning sign
A broader clue that an episode may be beginning.
prodrome
Earlier symptoms that differ from the specific sensory aura.