MedicalVocabulary.org
Medical vocabulary with 16,436 clear, complete and reliable definitions.
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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).
Test, CA 125
See: CA 125
Read the definitionRandom terms
Show more- Swallower In the drug trade, an individual used as a drug courier. Also called a body packer. See: Body packer
- Autonomic failure Malfunction of the autonomic nervous system due to imbalance between the sympathetic and parasympathetic…
- Nose job Slang for plastic surgery on the nose, known medically as a rhinoplasty. This is a facial cosmetic procedure…
- Homozygosity The state of possessing two identical forms of a particular gene, one inherited from each parent. For…
- Siddha medicine An ancient system of medicine prevalent in South India. The word Siddha comes from the Tamil word for…
- Syncope, coughing The temporary loss of consciousness upon coughing. Syncope is the temporary loss of consciousness or, in…
- Foreskin The fold of skin which covers the head (the glans) of the penis. Also called the prepuce. Only about 1 in…
- Extremophile An organism that lives under extreme conditions. An example of an extremophile is Methanococcus jannaschii, a…
- Dream, pre-sleep Also called a hypnagogic hallucination, this type of dream is characteristically vivid and occurs as one is…
- Syndrome, Reiter A chronic form of inflammatory arthritis wherein the following three conditions are combined: (1) arthritis…
- STS Commonly used abbreviation for 'sequence tagged site.' A short (200 to 500 base pair) DNA sequence that…
- Hypercalciuria Excess calcium in the urine