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).
Nurse assistant
A person who has completed a brief health-care training program, and who provides support services for RNs and LPNs. Also known as an orderly or, when certified by a state agency, a certified nurse aide (CNA)
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Show more- Analysis, linkage Study aimed at establishing linkage between genes. Today linkage analysis serves as a way of gene-hunting and…
- Megalencephaly Also called macrencephaly, a condition in which there is an abnormally large, heavy, and usually…
- Hemizygous Having only a single copy of a gene instead of the customary two copies. All of the gene on the single X…
- C1-C7 (cervical vertebrae) C1 through C7 are the symbols for the cervical (neck) vertebrae, the upper 7 vertebrae in the spinal column…
- Case-to-infection proportion See: Case-to-infection ratio
- Stroke, silent Small strokes that do not cause any symptoms. Silent strokes still damage brain tissue. The most common…
- Radiosensitive Sensitive to X-rays and other forms of radiant energy. For example, a tumor may be radiosensitive, and…
- Aerospace medicine The fields of medicine concerned with the maintenance of health, safety, and performance of those in aviation…
- Pelvis, female See: Female pelvis
- Obesity, gynecoid >Gynecoid pelvis: A pelvis that is shaped like a woman's. >Gynecology: The study of the diseases of the…
- S1-S5 (sacral vertebrae) The first sacral vertebra through the fifth sacral vertebra. There are 5 sacral vertebral bones. They are…
- Ophthalmologist An eye doctor. A physician practicing ophthalmology. An ophthalmologist is an M.D.