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.
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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).
Mean cell volume
A standard part of the complete blood count, the mean cell volume (MCV) is the average volume of a red blood cell. This is a calculated value derived from the hematocrit and the red cell count (The hematocrit is the ratio of the volume of…
Read the definitionRandom terms
Show more- Congenital hypothyroidism Hypothyroidism: See: Cretinism.
- Polyp colon family history See: Colon cancer family history
- Nasopharynx The area of the upper throat that lies behind the nose. In contrast to the oropharynx, the area of the throat…
- Disease, occupational A disease due to a factor in a person's occupation. For example, lung disease in miners. Occupational…
- Eleventh cranial nerve The eleventh cranial nerve is the accessory nerve. The twelve cranial nerves, the accessory nerve included…
- UNOS Acronym for the United Network for Organ Sharing, the nationwide umbrella for transplantation organ sharing…
- Sternutator Something that causes a sneeze. From the Latin sternutatio (sneeze). See also: Sternutation
- Hyperuricemia Abnormally elevated blood level of uric acid. Uric acid is a breakdown product of purines that are part of…
- Afferent nerve A nerve that carries impulses toward the central nervous system (CNS). The opposite of an afferent nerve is…
- Flu, Hong Kong See: Hong Kong flu
- Curette A spoon-shaped instrument with a sharp edge. The word 'curette' comes from the French and means a 'scraper.'…
- Xylitol Xylitol: A sweetener found in plants that is used as a substitute for sugar. Xylitol is considered a…