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).
Perinatal transmission
Transmission of a disease-causing agent (a pathogen) from mother to baby during the perinatal period, the period immediately before and after birth. The perinatal period is defined in diverse ways. Depending on the definition, it starts at…
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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…
- Cardiovascular disease Disease affecting the heart or blood vessels. Cardiovascular diseases include arteriosclerosis, coronary…
- Hydrostatic weighing See: Underwater weighing
- Pill splitter A device for tablet splitting
- Motoneuron The term motoneuron is an elision of motor and neuron. See: Motor neuron
- Vertebrae, thoracic The 12 thoracic vertebrae are situated between the cervical (neck) vertebrae and the lumbar vertebrae. The…
- Medical research resource, ATCC as E Culture Collection as: Although little known to the general public, the American Type Culture Collection…
- Hypogonadism A condition in which decreased production of gonadal hormones leads to below-normal function of the gonads…
- John W. Kirkland See: Kirklin, John W.
- Panic A sudden strong feeling of fear that prevents reasonable thought or action. From the Greek woodland god Pan…
- Kidney scoping Formally known as retrograde intrarenal surgery (RIRS), this is a procedure for doing surgery within the…
- CVS 1. Chorionic villus sampling, a procedure for first-trimester prenatal diagnosis. 2. Cyclic vomiting…