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).
Good-for-you bacteria
Bacteria that are good for health. Lactobacillus acidophilus are a type of good-for-you bacteria. The term is an informal one for probiotic
Read the definitionRandom terms
Show more- Uvula The small piece of soft tissue that can be seen dangling down from the soft palate over the back of the…
- Parthenogenesis Development of a germ cell without fertilization. This is what happens in the formation of ovarian teratomas…
- Flu Short for influenza. The flu is caused by viruses that infect the respiratory tract which are divided into…
- Taenia saginata The beef tapeworm. The most common of the big tapeworms that parasitizes people, contracted from infected raw…
- Primary biliary cirrhosis (PBC) A liver disease caused by an abnormality of the immune system. Small bile ducts within the liver become…
- Eyelids, adult ptosis of the Drooping of the upper eyelids in adults, most commonly due to separation of the tendon of the lid-lifting…
- Soy milk allergy Allergy: Soy protein formulas contain no cow milk and are therefore reasonable alternatives for infants with…
- Cholesterol, High-density lipoprotein (HDL) cholesterol.
- Dyspraxia, developmental A pattern of delayed, uneven, or aberrant development of physical abilities during childhood development. The…
- End-stage renal disease ESRD. Chronic irreversible renal failure
- Oligospermia Fewer sperm than normal. Azoospermia, by contrast, means absolutely no sperm at all.
- Nerve, afferent A nerve that carries impulses toward the central nervous system (CNS). The opposite of an afferent nerve is…