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).
PCO disease
>Irregular or no periods >Acne >Obesity, and >Excess hair growth. All women with PCO have irregular or no menses. Women with PCO do not ovulate (do not release an egg every month). Women with PCO are at a higher risk for high blood…
Read the definitionRandom terms
Show more- Hepatitis A Inflammation of the liver caused by the hepatitis A virus (HAV). HAV is usually transmitted from person to…
- Immunization, yellow fever A live attenuated (weakened) viral vaccine that is recommended for people traveling to or living in tropical…
- IV (intravenous) >Intravenous antibiotics refer to the administration into the venous circulation of a solution containing…
- Electroencephalogram A study of electrical current within the brain. Electrodes are attached to the scalp. Wires attach these…
- Cyclooxygenase-2 See: Cox-2
- Syndrome, antiphospholipid antibody An immune disorder characterized by the presence of abnormal antibodies in the blood associated with abnormal…
- Sociogenomics The identification of the genes that influence social behavior, the understanding of the influence of these…
- Synovial membrane A layer of connective tissue that lines the cavities of joints, tendon sheaths, and bursae and makes synovial…
- Tight foreskin See Phimosis
- Cranial nerve V The fifth cranial nerve is the trigeminal nerve. The trigeminal nerve is quite complex. It functions both as…
- Morpheus In Greek and Roman mythology, the son of sleep and the god of dreams who lay on an ebony bed in a dim-lit…
- Chemotherapy, topical Chemotherapy, topical: Treatment with an anticancer drug in a lotion, ointment or cream that is applied to…