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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Positional cloning
Cloning a gene based simply on knowing its position in the genome without any idea of the function of that gene. Because this is the reverse of how things have been traditionally done, it has also been called reverse genetics.
Read the definitionRandom terms
Show more- Muscular dystrophy, tibial A specific form of muscular dystrophy in which weakness is usually confined to the anterior compartment (the…
- Microscopy The examination of minute objects by means of a microscope, an instrument which provides an enlarged image of…
- Axelrod See: Axelrod, Julius
- Clitoris A small mass of erectile tissue situated at the anterior apex of the vestibule.
- Stroke volume The amount of blood pumped by the left ventricle of the heart in one contraction. The stroke volume is not…
- Tumor, islet cell See: Islet cell cancer
- Pronucleus A cell nucleus with a haploid set of chromosomes (23 chromosomes in humans) resulting from meiosis (germ-cell…
- Vein, jugular The jugular veins are in the neck and drain blood from the head, brain, face and neck and convey it toward…
- Reaction, desmoplastic This term refers to the growth of fibrous or connective tissue. Some tumors elicit a desmoplastic reaction…
- Atelectasis Failure of full expansion of the lung at birth or a collapse thereafter of the lung. The word comes from the…
- CVS 1. Chorionic villus sampling, a procedure for first-trimester prenatal diagnosis. 2. Cyclic vomiting…
- Deficiency, LCHAD Acute fatty liver of pregnancy (AFLP) has been found to be associated in some cases with an abnormality of…