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).
Subtelomeric
Below the telomere, the end of a chromosome. For example, it has been reported that subtle subtelomeric rearrangements of the DNA are responsible for a significant proportion of unexplained cases of moderate to severe mental retardation…
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Show more- Yolk stalk A narrow tube present in the early embryo that connects the midgut of the embryo to the yolk sac outside the…
- P53 A tumor suppressor. The designation 'p53' stands for 'protein 53 kilodaltons' in size. p53 is a specific…
- Exercise-induced asthma Asthma: Asthma that is 'triggered' by vigorous physical activity. Exercise-induced asthma tends particularly…
- Urogenital Relating to both the urinary system, and to the interior and exterior genitalia
- Lithotomy position Position in which the patient is on their back with the hips and knees flexed and the thighs apart. The…
- Jogger's nails Very small semi-circular white spots on the nails. These spots may be found on the fingernails and…
- Mean cell volume A standard part of the complete blood count, the mean cell volume (MCV) is the average volume of a red blood…
- AOM Acute otitis media, a middle ear infection of abrupt onset
- Abscess, peritonsillar See: Peritonsillar abscess
- Immunization, hepatitis A See: Hepatitis A immunization
- Tenia In medicine, tenia is a genus (group) of large tapeworms some of which are parasitic in humans. In anatomy…
- Polycyclic aromatic hydrocarbon Abbreviated PAH. A hydrocarbon (a molecule made up of hydrogen and carbon) containing two or more closed…