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.
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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).
Minimal residual disease
Evidence for the presence of residual malignant cells, even when so few cancer cells are present that they cannot be found by routine means. Tests for minimal residual disease (MRD) can detect some early tumors. In a patient who has been…
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Show more- Pericardial effusion Too much fluid within the pericardium, the fibrous sac that surrounds the heart. The pericardium normally…
- Trichuris trichiura A nematode (roundworm) also called the human whipworm. The third most common round worm of humans. Occurs…
- Epidermolysis bullosa One in a group of blistering skin conditions. The skin is so fragile in people with epidermolysis bullosa…
- Palsy, Bell's Paralysis of the facial nerve, the nerve that supplies the facial muscles on one side of the face. The cause…
- Pronator foot type A type of foot that rolls far inward during the weight-bearing phase of the stride. This type of foot is…
- Vitamin B5 Vitamin B5 is pantothenic acid, one of the less well known B vitamins, perhaps because it is widely…
- Fever, Thai hemorrhagic A syndrome due to the dengue virus that tends to affect children under 10, causing abdominal pain, hemorrhage…
- BLAST Abbreviation for Basic Local Alignment Search Tool, a computer program that identifies homologous genes in…
- Attentional Relating to attention. The term is used in psychology and child development as, for example, early television…
- Pachydactyly Thick fingers or toes. A feature, for example, of neurofibromatosis. From the Greek pachys, thick + daktylos…
- Infantile vitamin B1 deficiency See: Infantile beriberi
- DNA, coding A sequence of DNA that codes for protein. Coding DNA sequences are separated by long regions of DNA called…