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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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).
Rate, erythrocyte sedimentation
A sedimentation rate, or 'sed rate', is a blood test that detects and is used to monitor inflammation activity. It is measured by recording the rate at which red blood cells (RBCs) sediment in a tube over time. It increases (the RBCs…
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Show more- Bone marrow transplant A procedure in which bone marrow that is diseased or damaged is replaced with healthy bone marrow. The bone…
- Death, black The black plague or the plague. In 14th century Europe, the victims of the 'black plague' had bleeding below…
- Semen The fluid that is released through the penis during orgasm. Semen is made up of fluid and of sperm. The fluid…
- International normalized ratio An international unit (IU) is an internationally accepted amount of a substance. This type of measure is used…
- Null mutation A mutation (a change) in a gene that leads to its not being transcribed into RNA and/or translated into a…
- Test, nerve conduction See: Nerve conduction velocity test
- Dermoid Also called a dermoid cyst of the ovary, this is a bizarre tumor, usually benign, in the ovary that typically…
- Dermatoglyphic Pertaining to dermatoglyphics -- the study of dermal ridges on the fingers, palms, toes, and soles
- Hallux varus An inward bending (varus) of the joint of the big toe (the hallux).
- DNA sequence The precise ordering of the bases (A,T,G,C) from which the DNA is composed. DNA sequencing involves…
- Genomic library A collection of clones made from a set of randomly generated overlapping DNA fragments representing the…
- Blastocystis infection See: Blastocystosis