MedicalVocabulary.org
Medical vocabulary with 16,436 clear, complete and reliable definitions.
About MedicalVocabulary.org
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).
Progesterone
A female hormone and the principal progestational hormone that is made mainly by the corpus luteum in the ovary and by the placenta. Progesterone prepares the lining (endometrium) of the uterus (the womb) to receive and sustain the…
Read the definitionRandom terms
Show more- Vulva cancer See: Cancer of the vulva
- Sensory neuron A neuron that receives electrical input signals from sensory cells and from other neurons
- Pernicious vomiting of pregnancy Medically known as hyperemesis gravidarum, this is excessive vomiting in early pregnancy. By definition…
- Lymphatic edema See: Lymphedema>
- Battle fatigue The World War II name for what is known today as post-traumatic stress, this is a psychological disorder that…
- Flatus Gas in the intestinal tract or passed through the anus. The intestinal gases are hydrogen, nitrogen, carbon…
- Oocyte A female germ cell in the process of development. The oocyte is produced in the ovary by an ancestral cell…
- Cesarian section, vaginal birth after It was once the rule that, after a C-section, the next delivery also had to be by C-section. Now, vaginal…
- Influenza, Spanish See: Spanish flu
- Cough A rapid expulsion of air from the lungs typically in order to clear the lung airways of fluids, mucus, or…
- Ancylostoma infection Hookworm, an intestinal parasite that usually causes diarrhea or cramps. Heavy infestation with hookworm can…
- Vulvar Pertaining to the vulva, the female external genitalia including the labia majora, labia minora, clitoris…