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).
Neonate
A newborn baby.
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Show more- Nervous system, parasympathetic A part of the nervous system that slows the heart rate, increases intestinal and gland activity, and relaxes…
- Medical Research Council Although little known to the general public, the American Type Culture Collection (ATCC) is a key resource…
- Trochanter One of the bony prominences toward the near end of the thigh bone (the femur). There are two trochanters: >…
- Iris The iris is the circular, colored curtain of the eye. Its opening forms the pupil. The iris helps regulate…
- Cloning, DNA The use of DNA manipulation procedures to produce multiple copies of a single gene or segment of DNA
- Elastase An enzyme that digests and degrades a number of proteins including elastin, an elastic substance in the lungs…
- Fear of animals An abnormal and persistent fear of animals termed 'zoophobia. A phobia is an unreasonable fear that can cause…
- Urine hemoglobin The presence of free hemoglobin in the urine, an abnormal finding, that may make the urine look dark…
- Excision 1. Surgical removal, as in the excision of a tumor. 2. The removal as if by surgery, as in base excision…
- Reduction division The first cell division in meiosis, the process by which germ cells are formed. A unique event in which the…
- Thyroid peroxidase test Thyroid peroxidase test: A blood test done to detect autoantibodies directed against thyroid peroxidase…
- Ichthyosis-keratitis-deafness syndrome See Keratitis-ichthyosis-deafness syndrome