1. A set of tags and rules (conforming to SGML) for using them in developing hypertext documents
   - hypertext markup language, hypertext mark-up language

Type of: markup language

Encyclopedia: HTML

• thoracic duct
• thoracic medicine
• thoracic nerve
• thoracic outlet syndrome
• thoracic vein
• thoracic vertebra
• thoracocentesis
• thoracoepigastric vein
• thoracotomy
• thorax
• Thorazine
• Thoreau
• Thoreauvian
• thoria
• thoriate
• thoriated
• thorite
• thorium
• thorium-228
• thorn
• thorn apple
• thorn-tipped
• thornback
• thornbill
• Thorndike