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).
Sperm
A sperm is the male 'gamete' or sex cell. It combines with the female 'gamete,' called an ovum, to form a zygote. The formation process is called 'fertilization.' (see ovum, zygote).
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Show more- Sedimentation rate Sedimentation rate: A blood test that detects and monitors inflammation in the body. It measures the rate at…
- Stickler syndrome, type I See: Stickler syndrome
- Gynecoid Like a woman, womanly, female. The word gynecoid comes from the Greek gyno, gynaikos meaning woman. Gyneco-…
- Alternative medicine Alternative medicine: Healing arts not taught in traditional Western medical schools that promote options to…
- Elbow joint Three long bones meet in the middle portion of the arm at the elbow joint. The bone of the upper arm…
- Posterior chamber The space in the eye behind the iris and in front of the lens. (The iris is the colored ring of tissue that…
- Oncogene 1. A gene that played a normal role in the cell as a proto-oncogene and that has been altered by mutation and…
- Intron Part of a gene that is initially transcribed into the primary RNA transcript but then removed from it when…
- Disease, Conor and Bruch African tick typhus, one of the tick-borne rickettsial diseases of the eastern hemisphere similar to Rocky…
- Syndrome, Werner A premature aging disease that begins in adolescence or early in adulthood and results in apparent old age by…
- Neurectomy The removal of part or all of a nerve
- Leg In popular usage, the leg extends from the top of the thigh down to the foot. However, in medical…