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).
Transforming growth factor
(TGF) One of several proteins secreted by transformed cells that can stimulate the growth of normal cells. Transforming growth factor alpha (TGF alpha or TGF-A) binds the epidermal growth factor receptor (EGFR) and stimulates the growth of…
Read the definitionRandom terms
Show more- Ocular prosthesis 1. An artificial replacement for an eyeball. In other words, an artificial eye, a globe of glass or plastic…
- Radiation oncologist A specialist in the use of radiation therapy as a treatment for cancer
- Papillary muscle Small muscles within the heart that anchor the heart valves. The anchor ropes are the chordae tendineae…
- Asexual 1. Without sexual desire or interest. Someone with seemingly no sexual drive. 2. Referring to reproduction…
- Regurgitation, mitral See: Mitral regurgitation
- Neuritis Inflammation of nerves.
- Essential vulvodynia A chronic, diffuse, unremitting sensation of burning of the vulva -- (the female external genital organs…
- Right heart The heart is composed functionally of two hearts - the right heart and the left heart. The right heart…
- Premature contraction of the heart When a single heartbeat occurs earlier than normal. This phenomenon can be within normal limits or represent…
- Urination, painful See: Dysuria
- Materterine See: Materteral
- Glossopharyngeal nerve The glossopharyngeal nerve is the ninth cranial nerve. The 12 cranial nerves, the glossopharyngeal nerve…