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).
G (gram)
Symbol for gram, a unit of measurement of weight and mass in the metric system. In weight, a gram is equal to a thousandth of a kilogram. In mass, a gram is equal to a thousandth of a liter (one cubic centimeter) of water at 4 degrees…
Read the definitionRandom terms
Show more- P. acnes See: Propionibacterium acnes
- Skin plaque A plaque is a broad, raised area on the skin. Because it is raised, it can be felt (palpated). By definition…
- DNR Do not resuscitate. See also Advance medical directives
- Acid, pantothenic Pantothenic acid is vitamin B5, one of the less well known B vitamins, perhaps because it is widely…
- Monosomy Missing one chromosome from a pair. For example, if a female has one X chromosome (X monosomy) rather than…
- Fear of dogs An abnormal and persistent fear of dogs. Sufferers of this fear experience anxiety even though they realize…
- Syndrome, Churg-Strauss See: Churg-Strauss syndrome
- Epilepsy (seizure disorder): When nerve cells in the brain fire electrical impulses at a rate of up to four times…
- Genome, mouse All of the genetic information contained in the laboratory mouse (Mus musculus). The genomes of particular…
- Oral aversion Reluctance or refusal to feed or eat. A familiar example of oral aversion is a baby's refusal to breastfeed…
- Pleural Pertaining to the pleura, the thin covering that protects the lungs. The term 'pleural' is pronounced like…
- Cardiologist A doctor who specializes in treating heart disorders