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.
- 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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Letrozole
Letrozole: An oral antiestrogen. Letrozole inhibits the enzyme aromatase in the adrenal glands that produces the estrogens (estradiol and estrone) and thereby lowers their levels. The brand name of letrozole is Femara. See also: Aromatase…
Read the definitionRandom terms
Show more- Renal calculi Kidney stones. A common cause of blood in the urine and pain in the abdomen, flank, or groin. Occurs in 1 in…
- Rheumatic fever An illness that occurs following a streptococcus infection (such as a 'strep throat') or scarlet fever and…
- Glenn shunt A surgical operation for children born with cyanotic heart disease ('blue babies'), in which a large vein…
- Amplification, DNA The production of multiple copies of a sequence of DNA. Repeated copying of a piece of DNA. DNA amplification…
- Interatrial septum The partition separating the upper chambers (the atria) of the heart
- Essential fatty acid An unsaturated fatty acid that is essential to human health, but cannot be manufactured in the body. There…
- Pimple A small papule or pustule. Pimples are sebaceous glands (oil glands) that are infected with bacteria, become…
- Psychotherapy Psychotherapy: The treatment of a behavior disorder, mental illness, or any other condition by psychological…
- Hepatico- A combining form used before a consonant to indicate a relationship to a hepatic duct or the liver. From the…
- Heartworm Dirofilaria immitis. A common parasite of dogs in many parts of the world that occurs in other animals…
- Exogenous DNA DNA originating outside an organism
- Syndrome, Bernard A complex of abnormal findings, namely sinking in of one eyeball, ipsilateral ptosis (drooping of the upper…