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).
Branchial cyst
Branchial cyst: Also called a branchial cleft cyst, this is a cavity that is a remnant from embryologic development present at birth in one side of the neck just in front of the large angulated muscle on either side (the…
Read the definitionRandom terms
Show more- Wet brain See: Cerebral edema
- Chlamydia A type of bacteria one species of which causes an infection very similar to gonorrhea in the way that it is…
- Apraxia The inability to execute a voluntary motor movement despite being able to demonstrate normal muscle function…
- Tick-borne rickettsioses of the eastern hemisphere There are 3 known diseases caused by infection with rickettsial agents. They are North Asian tick-borne…
- Frontal In anatomy, pertaining to the forehead. As, for example, the frontal bone, frontal sinus, and frontal nerve…
- Syndrome, cauda equina See: Cauda equina syndrome
- Mask of pregnancy Muddy-brown pigmentation on the cheeks or elsewhere on the face that develops in about half of all women…
- Cervix The cervix is the lower, narrow part of the uterus (womb). The uterus, a hollow, pear-shaped organ, is…
- Homologies Similarities in DNA or protein sequences between individuals or between species
- Atlantoaxial Pertaining to the first and second cervical vertebrae which meet at a joint called the atlantoaxial joint…
- Midwife, certified professional See: Certified professional midwife
- Hamartoma, hypothalamic A benign tumor of the hypothalamus, the area of the brain that controls body temperature, hunger, and thirst…