Definition of tante in English:
 tante
noun tɑːnttɑ̃ːtˈtantətänt
(especially among those of French, German, or Afrikaans origin) a mature or elderly woman who is related or well known to the speaker (often used as a respectful form of address)
 little Lucien was listening to the tantes whisper in French just inside the door
as name I told them about my Tante Frieda in the Great War
 Example sentencesExamples
-  "I wrote to your Tante Henriette, " Mutti said, with a nervous glance towards the hall and the sitting room".
 -  She moves from her parodic performance of Jewishness as the niece of "Tante Ruchel" to an equally stereotypical performance of blackness as a spy in her father's house.
 -  My one uncle married Tante Lily who we were given to understand was a natural child of Tante Wagner and who no doubt today was also Jewish by birth, but this was not known nor discussed then.
 
Origin
  
French, Dutch tante, German Tante 'aunt'.