MedicalVocabulary.org
Medical vocabulary with 16,436 clear, complete and reliable definitions.
About MedicalVocabulary.org
The most complete online medical dictionary: 16,436 terms covering anatomy, physiology, pathologies, diagnostic exams, pharmacology and every clinical specialty.
Designed for 3 kinds of users:
- Patients and family who want to understand a diagnosis, a medical report or instructions from a doctor.
- Students of medicine, nursing, physiotherapy and the health professions, dealing with technical terminology.
- Doctors, pharmacists and healthcare workers who need a quick and reliable reference.
Definitions are written in clear, accessible language while keeping the rigor required for professional use. Each term has a dedicated URL, instant autocomplete search, and can be shared on WhatsApp, Facebook, X and via email with one click.
- 100% free
- No registration
- No intrusive ads
- Privacy by design
- Mobile friendly
Disclaimer: the content is for informational and educational purposes only and does not replace medical advice. If you have doubts about your health, always consult a qualified professional. In case of emergency call your local emergency number (911 in the US, 112 in the EU).
Hearing loss, age-related
See: Presbycusis
Read the definitionRandom terms
Show more- Phonosurgery Surgical procedures that maintain, restore, or enhance the human voice. Phonosurgery includes…
- Genome, yeast See: Yeast genome
- Radioinsensitive Not sensitive to X-rays and other forms of radiant energy. For example, a tumor may be radioinsensitive, and…
- Medium-chain acyl-CoA dehydrogenase An enzyme abbreviated as MCAD. See: MCAD deficiency
- Squawroot See: Blue cohosh
- Sexually transmitted infection An infection that can be transferred from one person to another through sexual contact. In this context…
- Mastectomy, simple Removal of one or both breasts, but not the lymph nodes
- Straight jacket See: Straitjacket
- Hematemesis The medical term for bloody vomitus. The word 'hematemesis' is made up of 'hema-', blood + 'emesis', vomit =…
- Fever, relapsing See: Relapsing fever
- Topoisomerase A class of enzymes that alter the supercoiling of double-stranded DNA. (In supercoiling the DNA molecule…
- Extradural hematoma See: Epidural hematoma