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).
Edwards syndrome
Trisomy 18 syndrome. Children with the syndrome have an extra chromosome 18 with a characteristic pattern of multiple malformations and mental retardation. Features include low birth weight, small head (microcephaly), small jaw…
Read the definitionRandom terms
Show more- Gram calorie See: Calorie
- Common migraine Migraine without aura. The most frequent type, accounting for about 80-85% of migraine. See: Migraine
- Fertility awareness Also known as natural family planning, periodic abstinence and the rhythm method, this approach entails not…
- PCT The abbreviation 'PCT' stands for a number of things including porphyria cutanea tarda, literally, the late…
- Thyroid binding globulin A blood protein that binds with the thyroid hormone thyroxine (T4).
- Race An ethnic stock or division of humans. Naturalists and ethnographers have long divided humans into a variable…
- Craniology The study of variations in size, shape, and proportion of the skull (cranium). Also known as phrenology, it…
- Lithobid See: Lithium
- Teres minor muscle >The teres minor muscle; >The infraspinatus muscle, which (like the teres minor) helps in the outward turning…
- Haploinsufficiency A situation in which the total level of a gene product (a particular protein) produced by the cell is about…
- Streptococcus haemolyticus Another name for streptococcus pyogenes
- Ricker syndrome A disease of infants and children that disturbs normal bone formation (ossification). Rickets is a failure to…