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).
Frontal bone
The large bone that makes up the forehead and supplies the upper edge and roof of the orbit (eye socket). The frontal bone articulates (comes together) with a number of other bones including the parietal, nasal, ethmoid, maxillary, and…
Read the definitionRandom terms
Show more- AAO 1. Alert and oriented.2. American Association of Ophthalmology, a professional organization.3. American…
- Cardiac output The amount of blood that is pumped by the heart per unit time, measured in liters per minute (l/min). The…
- Lumbar strain A stretching injury to the ligaments, tendons, and/or muscles of the low back. The stretching incident…
- AMD Age-related macular degeneration (which may also be abbreviated as ARMD)
- Organ A relatively independent part of the body that carries out one or more special functions. The organs of the…
- Scale, Centigrade Thermometer scale in which the freezing point of water is 0°C and the boiling point of water at sea level is…
- Organs of reproduction, male >The male external genitalia -- the penis, the male urethra, and the scrotum; and >The male internal…
- Vernix More formally known as vernix caseosa, the vernix is a white cheesy substance that covers and protects the…
- Apoplexy A venerable term for a stroke, a cerebrovascular accident (CVA), often associated with loss of consciousness…
- Eosinophilic meningitis Meningitis with a high percentage of eosinophils (a type of white blood cell) in the cerebrospinal fluid…
- Blade bone Familiar term for the scapula, also called the shoulder blade or wing bone, the flat triangular bone at the…
- Immunodeficiency Inability to mount a normal immune response. Immunodeficiency can be due to a genetic disease or acquired as…