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).
Sickness, morning
Nausea and vomiting of pregnancy. Morning sickness is a misnomer, because it can occur at any time of the day (though not at night during sleep) and it is not a sickness. It is a normal characteristic of early pregnancy. Morning sickness…
Read the definitionRandom terms
Show more- Hyposmia A reduced ability to smell and to detect odors. Some people have anosmia and can detect no odors
- Syndrome, Achoo A disorder characterized by nearly uncontrollable paroxysms of sneezing provoked in a reflex fashion by the…
- Fusion inhibitor A class of antiretroviral drugs that work on the outside of the host CD4 cell to prevent HIV from fusing with…
- Ketone bodies Chemicals that the body makes when there is not enough insulin in the blood and it must break down fat…
- ACL Anterior cruciate ligament
- Alveolus One of the tiny air sacs located at the very ends of the bronchioles within the lungs where the exchange of…
- Cognitive therapy A relatively short-term form of psychotherapy based on the concept that the way we think about things affects…
- Peripheral pulmonary stenosis with cholestasis Also known as arteriohepatic dysplasia or Alagille syndrome, this ia a genetic disorder characterized by…
- Goodpasture syndrome An autoimmune disease characterized by a combination of lung and kidney disease --specifically, pulmonary…
- Splenomegaly Enlargement of the spleen.
- Perinatal transmission Transmission of a disease-causing agent (a pathogen) from mother to baby during the perinatal period, the…
- Genitalia, intersexual See: Ambiguous genitalia