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).
Relapse
The return of signs and symptoms of a disease after a patient has enjoyed a remission. For example, after treatment a patient with cancer of the colon went into remission with no sign or symptom of the tumor, remained in remission for 4…
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Show more- Fecalith A hard stony mass of feces. A fecalith can obstruct the appendix, leading to appendicitis. Fecaliths also can…
- Whooping cough Also known as pertussis, this is a feared infectious disease that can strike the respiratory system and…
- Coagulation In medicine, the clotting of blood. The process by which the blood clots to form solid masses, or clots. More…
- DPT Diphtheria-Pertussis-Tetanus vaccine. Today the more frequent abbreviation is DTP (for…
- Internal cardiac defibrillator A device put within the body that is designed to recognize certain types of abnormal heart rhythms…
- Grand rounds A formal meeting at which physicians discuss the clinical case of one or more patients. Grand rounds…
- Isoform A protein that has the same function as another protein but which is encoded by a different gene and may have…
- Foramen magnum The large hole at the base of the skull which allows passage of the spinal cord.
- Extrapyramidal side effects Physical symptoms, including tremor, slurred speech, akathisia, dystonia, anxiety, distress, paranoia, and…
- Annotation In genetics, the process of identifying the locations and coding regions of genes in a genome and determining…
- Propositus A male through whom a family medically comes to light (is first ascertained). Also called the proband or…
- Fornices Plural form of fornix