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).
Carrier, hemophilia
See: Hemophilia carrier
Read the definitionRandom terms
Show more- Foramen magnum The large hole at the base of the skull which allows passage of the spinal cord.
- Diagnosis, retrospective See: Retrodiagnosis
- Hair loss Hair loss: Hair loss is the thinning of hair on the scalp. The medical term for hair loss is alopecia…
- EDS (excessive daytime sleepiness) A neurological disorder marked by a sudden recurrent uncontrollable compulsion to sleep. Also known as…
- Brachytherapy Brachytherapy: Radiation treatment given by placing radioactive material directly in or near the target…
- OxyContin OxyContin: A prescription painkiller that has become a popular and dangerous recreational drug. Also called…
- Pre-sleep dream Also called a hypnagogic hallucination, this type of dream is characteristically vivid and occurs as one is…
- Vitamin A deficiency Deficiency of niacin, one of the B-complex vitamins, causes pellagra. See: Pellagra.
- Apiphobia Fear of bees. A phobia is an unreasonable sort of fear that can cause avoidance and panic. Phobias are a…
- Vein, small saphenous The smaller of the two saphenous veins, the principal veins that run up the leg superficially (near the…
- FTA-ABS test FTA-ABS stands for fluorescent treponemal antibody absorbed, a blood serum screening test for syphilis…
- Lens, ocular In a microscope, the lens closest to the eye is termed the ocular (the eyepiece) whereas the objective (also…