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.
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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).
Lethal gene, zygotic
A gene that is lethal (fatal) for the zygote, the cell formed by the union of a sperm (male sex cell) and an ovum (female sex cell). The zygote would normally develop into an embryo, as instructed by the genetic material within the unified…
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Show more- Physiologic amenorrhea The cessation of menstruation that it is completely normal and is not caused by anything pathologic. The lack…
- Headache Headache: A pain in the head with the pain being above the eyes or the ears, behind the head (occipital), or…
- Stroke index A cardiodynamic measure. Stroke volume is the amount of blood the left ventricle ejects in one beat, measured…
- Yd. Abbreviation for a yard as a measure of length. A yard equals 3 feet or 36 inches. The metric equivalents for…
- Cryptosporidiosis An intestinal infection characterized by diarrhea caused by a microscopic parasite, Cryptosporidium parvum…
- British National Formulary Osteogenesis imperfecta, not one but a group of genetic diseases, all of which affect collagen, a key…
- CT Abbreviation for: 1. Cognitive therapy; and, more often today 2. Computerized tomography, as in CT scan. CT…
- Syphilis, tertiary The third stage of syphilis, in which the syphilis spirochetes infect the brain and other organs of the body…
- Tooth and nail syndrome A genetic disorder characterized by the absence of several teeth at birth and abnormalities of the nails. The…
- Thigh The thigh extends from the hip to the knee. The thigh has only one bone, the femur which is the largest bone…
- Cirrhosis and gray matter degeneration Bral gray matter, Alpers: A progressive disease of the nervous system characterized by spasticity…
- Goiter Enlargement of the thyroid gland. A goiter is not cancerous. It is simply a thyroid gland that is bigger than…