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).
Biotin
A water-soluble B-complex vitamin involved in carbon dioxide transfer and therefore essential to the metabolism of carbohydrate and fat. A balanced diet usually contains enough biotin. Foods with high biotin levels include nuts, cereals…
Read the definitionRandom terms
Show more- Patellar tendon reflex See: Knee jerk
- DNA sequence The precise ordering of the bases (A,T,G,C) from which the DNA is composed. DNA sequencing involves…
- Branchial cyst Branchial cyst: Also called a branchial cleft cyst, this is a cavity that is a remnant from embryologic…
- HCV PCR genotype test See: HCV PCR
- Glycemic index An indicator of the ability of different types of foods that contain carbohydrate to raise the blood glucose…
- Cytogenetics, clinical The application of cytogenetics to clinical medicine. For example, clinical cytogenetic studies might be done…
- Community-acquired infection An infection acquired in the community. In contrast to a nosocomial (hospital-acquired) infection
- Lesbianism Female homosexuality. Also called sapphism (after the lesbian poet Sappho)
- Hearing screening test, newborn Screening of the newborn baby's ability to hear. Newborn screening of hearing is done with automated auditory…
- RDA Abbreviation for the Recommended Dietary Allowance. Or, popularly, the Recommended Daily Allowance
- Basal ganglia A region consisting of 3 clusters of neurons (called the caudate nucleus, putamen, and the globus pallidus)…
- Spermatogenesis The process of sperm formation. The term was created from the prefix 'spermato-' (Greek sperma, the seed or…