EntityQ292798· pop 7AHDSign in to saveAHD or Ahd may refer to:Article3 sectionsContentsLinguisticsMedicineOther usesAHD or Ahd may refer to:== Linguistics == Althochdeutsch (Ahd.), the German name for Old High German The American Heritage Dictionary of the English LanguageRead full article (4 paragraphs)Connectionscoronary artery diseaseEntityOld High GermanEntity