• A finding indicating enlargement of the tongue.
  NCI
  U.S. National Cancer Institute, 2021
• Increased length and width of the tongue.
  Human Phenotype Ontology (HPO)
  The Human Phenotype Ontology Project, 2025
• The presence of an excessively large tongue, which may be congenital or may develop as a result of a tumor or edema due to obstruction of lymphatic vessels, or it may occur in association with hyperpituitarism or acromegaly. It also may be associated with malocclusion because of pressure of the tongue on the teeth. (From Jablonski, Dictionary of Dentistry, 1992)
  NLM Medical Subject Headings
  U.S. National Library of Medicine, 2025
• Macroglossia, meaning large tongue, has been documented for many centuries, with the earliest known description thought to be from around 1550 BC. Over the years, many criteria have been used to identify large tongue.
  Medscape
  WebMD, 2025
• Macroglossia is the abnormal enlargement of the tongue in proportion to other structures in the mouth. It usually occurs secondary to an underlying disorder that may be present from birth (congenital) or acquired. In rare cases, it is an isolated, congenital feature. Symptoms associated with macroglossia may include drooling; speech...
  NIH Genetic and Rare Diseases
  National Center for Advancing Translational Sciences
• Macroglossia, enlargement of the tongue, due to overdevelopment of the muscle or the accumulation of material within the tongue. Muscular hypertrophy may be congenital, as in Down syndrome, or may develop later in life, as in acromegaly. Inadequate lymph drainage caused by infection, tumours, or...
  Encyclopedia Britannica
  Encyclopedia Britannica, Inc., 2025