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).
Midwife
A person trained to assist a woman during childbirth. Many midwives also provide prenatal care for pregnant women, birth education for women and their partners, and care for mothers and newborn babies after the birth. A midwife may be a…
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Show more- Mountain sickness >If possible, don't fly or drive to high altitude. Start below 10,000 feet (3,048 meters) and walk up. >If…
- Lenz microphthalmia syndrome A genetic disorder characterized by microphthalmia (small eye) or anopthalmia (no eye) associated with…
- Crisis, midlife See: Midlife crisis
- Branchial cyst Branchial cyst: Also called a branchial cleft cyst, this is a cavity that is a remnant from embryologic…
- Reading frame One of the three possible ways to read a nucleotide sequence in DNA or RNA as a series of nonoverlapping…
- Heterochromia iridis A difference of color between the iris of one eye and the other. (A person with one brown and one blue eye…
- Foot fungus Athlete's foot causes foot itching, burning, pain, and scaling. It is caused by a fungus and is treated with…
- Polymorphonuclear leukocyte A type of white blood cell with a nucleus that is so deeply lobated or divided that the cell looks to have…
- Metapneumovirus See: Human metapneumovirus
- Curare A muscle relaxant used in anesthesia (and, in the past, in arrow poisons by South American Indians). Curare…
- Ulnar Referring to the larger of the two long bones in the forearm. (The smaller one is the radius). The ulna is on…
- Periostoma A benign tumor arising from the periosteum, the dense membrane composed of fibrous connective tissue that…