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).
Sensation
In medicine and physiology, sensation refers to the registration of an incoming (afferent) nerve impulse in that part of the brain called the sensorium, which is capable of such perception. Therefore, the awareness of a stimulus as a…
Read the definitionRandom terms
Show more- Anterograde memory Loss of short-term memory with retention of memories from the distant past (long-term memory)
- Sylvius, aqueduct of A canal that communicates between the third and fourth ventricles in a system of four communicating cavities…
- Reabsorption Absorbing again. For example, the kidney selectively reabsorbs substances such as glucose, proteins, and…
- Hyperthyroid Excess of thyroid hormone resulting from an overactive thyroid gland (or taking too much thyroid hormone)…
- Vitamin B1 deficiency, infantile See: Infantile beriberi
- Seizure, focal See: Partial seizure
- Pasteur Institute A non-profit private foundation which contributes to the prevention and treatment of disease, primarily…
- Pneumocystis pneumonia One of the cells lining the alveoli (the air sacs) in the lung. The alveoli are, in fact, lined with two…
- Cyst, sebaceous A sebaceous cyst is a rounded swollen area of the skin formed by an abnormal sac of retained excretion…
- Ethylene glycol poisoning Poisoning from ethylene glycol (a clear, colorless, odorless liquid with a sweet taste) that can produce…
- Upper motor neuron A neuron that starts in the motor cortex of the brain and terminates within the medulla (another part of the…
- Triage The process of sorting people based on their need for immediate medical treatment as compared to their chance…