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).
Signature
1) That part of the prescription that contains the doctor's directions to the patient. For example, the signature might say 'take twice daily with food'. Also known as the sig.. 2) The outward appearance of a natural object, which was once…
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Show more- Sexually transmitted disease in men 880'>Sexually transmitted diseases in men: Men can contract all of the venereal diseases, but may have no…
- Retinal vasculitis Vasculitis: The retina is the portion of the eye that contains the nerves of sensation that perceive light…
- Vaginal yeast infection Infection of the vagina caused by a fungus known as Candida. A yeast vaginal infection is characterized by…
- Snake 1. A long limbless scaly reptile, some being poisonous. 2. The symbol of rejuvenation and healing in many…
- Menopause, radiation Menopause, radiation: Menopause induced by radiation. Radiation menopause is a type of 'induced menopause'…
- Myopia Myopia: Nearsightedness, the ability to see close objects more clearly than distant objects. Myopia can be…
- Penis, small A penis that is abnormally small, also known as micropenis. In medical practice, the dimension of the penis…
- Pachydactyly Thick fingers or toes. A feature, for example, of neurofibromatosis. From the Greek pachys, thick + daktylos…
- Tension, intraocular The pressure within the eye
- Negative calorie diet The Negative calorie diet is a weight loss concept based upon the premise that consumption of foods with a…
- Stain, Gram The Danish bacteriologist J.M.C. Gram (1853- 1938) devised a method of staining bacteria using a dye called…
- Disease, coronary artery >Chest pain (angina pectoris) from inadequate blood flow to the heart; >Heart attack (acute myocardial…