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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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).
Oocyte
A female germ cell in the process of development. The oocyte is produced in the ovary by an ancestral cell called an oogonium and gives rise to the ovum (the egg) which can be fertilized
Read the definitionRandom terms
Show more- Heterozygote A person possessing two different forms of a particular gene, one inherited from each parent. A heterozygote…
- Helicase An enzyme that unwinds double-strand DNA into two single DNA strands
- Neurotoxic Poisonous to nerves or nerve tissue. Mercury and lead are neurotoxic
- Benign melanoma See: Melanoma, benign
- Herpes, labial A small sore situated on the face or in the mouth that causes pain, burning, or itching before bursting and…
- CIC Completely-in-the-canal (the ear canal). See: Completely-in-the-canal hearing aid. See also: Hearing aid
- Rotavirus Rotavirus (RV): A leading cause of severe winter diarrhea in young children, RV each year causes an estimated…
- Premature systole See: Extrasystole
- Children of the dark Term applied sometimes to children with xeroderma pigmentosum, a genetic disease with such extraordinary…
- ASAT Anemia, sideroblastic, and spinocerebellar ataxia. See:href='/script/main/art.asp?articlekey=34082'>Pagon…
- Cancer, bile duct An uncommon type of cancer that arises from the bile duct, the tube that connects the liver and the…
- Morbidity and Mortality Weekly Report Known for short as MMWR, this is a key weekly scientific publication prepared and published by the US Centers…