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).
Amelioration
Not a word confined to medicine but a word used in medicine, amelioration is synonymous with improvement. If a patient's condition shows amelioration, the patient is clearly better -- there is some improvement in her or his condition…
Read the definitionRandom terms
Show more- Roseola Roseola: Roseola is a childhood illness caused by virus infection characterized by high fevers followed by a…
- Juxtaarticular The prefix 'juxta-' comes from the Latin preposition meaning near, nearby, close. Juxtaarticular is composed…
- Reservoir, Ommaya A device implanted under the scalp that is used to deliver anticancer drugs to the cerebrospinal fluid, the…
- Abuse, child Child abuse is a very complex and dangerous set of problems that include child neglect and the physical…
- Surgery, off-pump See: Off-pump surgery
- Neprilysin See: Metallomembrane endopeptidase
- Lithium Lithium: Lithium carbonate (brand names: Eskalith; Lithobid), a drug used as a mood stabilizer for the…
- Microcytic 1. Any abnormally small cell. The opposite is macrocytic, an abnormally large cell. 2. An abnormally small…
- PINK1 Also called conjunctivitis. Redness or irritation of the conjunctivae, the membranes on the inner part of the…
- Amplification Making multiple copies of a gene or of any sequence of DNA. Repeated copying of a piece of DNA. In…
- Hepatitis, infectious See Hepatitis A
- Testicles The testicles (also called testes or gonads) are the male sex glands. They are located behind the penis in a…