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.
- 100% free
- No registration
- No intrusive ads
- Privacy by design
- Mobile friendly
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).
Premature ejaculation
Premature ejaculation is ejecting semen from the penis, usually accompanied by orgasm occurring sooner than a man wishes during sexual activity. Premature ejaculation is characterized by a lack of voluntary control over ejaculation that…
Read the definitionRandom terms
Show more- Injury, cold Cold injuries include chilblains, 'trench foot,' and frostbite. Cold injuries occur with and without freezing…
- Spinal fusion Spinal fusion: A surgical procedure in which two or more of the vertebrae in the spine are united together so…
- Vincent gingivitis This is trench mouth, a progressive painful infection with ulceration, swelling and sloughing off of dead…
- Colpoptosis A condition in which the vagina has dropped from its normal position against the abdominal wall
- Total knee replacement Total knee replacement: A surgical procedure in which damaged parts of the knee joint are replaced with…
- Bone morphogenetic protein A protein that induces the formation of bone and cartilage. Bone morphogenic protein 2 (which is symbolized…
- Patient autonomy The right of patients to make decisions about their medical care without their health care provider trying to…
- Gnashing Grinding the teeth. More formally called 'bruxism.' Gnashing, or bruxism, is due to clenching of the teeth…
- Gerstmann-Straussler disease See: Gerstmann-Straussler-Scheinker syndrome
- Deoxyribonucleic acid DNA. One of two types of molecules that encode genetic information. (The other is RNA. In humans DNA is the…
- Antibody An immunoglobulin, a specialized immune protein, produced because of the introduction of an antigen into the…
- Biological safety level 2 Level 2 biosafety