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).
Acetylcholinesterase
An enzyme that breaks down the neurotransmitter acetylcholine at the synaptic cleft (the space between two nerve cells) so the next nerve impulse can be transmitted across the synaptic gap. Pesticides of the organophosphate and carbamate…
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Show more- Nocardiosis An infection with bacteria called Nocardia which tend to strike the lungs, brain and skin, particularly in…
- Feverfew An herb that has been most commonly used for migraine headaches. Feverfew can cause allergic reactions…
- Bacteria Single-celled microorganisms which can exist either as independent (free-living) organisms or as parasites…
- Infection, adenovirus Infection with one of a group of viruses responsible for a spectrum of respiratory disease as well as…
- Gait A manner of walking. Observation of the gait can provide clues to a number of diagnoses including Parkinson…
- Ball-and-socket joint A ball-and-socket joint is one in which the round end of a bone fits into the cavity of another bone. The hip…
- Flexural psoriasis A form of psoriasis found in the armpits, groin, under the breasts and in other flexion creases (skin folds)…
- Propionibacterium acnes A ubiquitous skin-dwelling organism that is involved in causing acne.In addition to acne, this bacterium (P…
- Subarachnoid Literally, beneath the arachnoid, the middle of three membranes that cover the central nervous system. In…
- Carotenoid One of a group of compounds that includes beta-carotene, alpha-carotene, and beta-cryptoxanthin which are…
- Nirenberg See: Nirenberg, Marshall W.
- Adenoidectomy Adenoidectomy: The surgical removal of the adenoids.