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).
Tear gland
The gland that makes tears. An abnormality of the tear glands can impair the production of the tears and lead to dry eyes. Also called a lacrimal gland
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Show more- Sterilization, female surgical Female surgical sterilization blocks (or removes part or all of) the fallopian tubes so the egg cannot travel…
- Empirical Based on experience and observation, rather than systematic logic. Experienced physicians often use empirical…
- Bone, frontal See: Frontal bone
- Inhibin One of two hormones (designated inhibin-A and inhibin-B) secreted by the gonads (by Sertoli cells in the male…
- Designer steroid A synthetic steroid derived by simple chemical modification from another steroid, usually an anabolic…
- Lymphoblastic leukemia, acute (ALL) A form of leukemia that has a sudden onset and is characterized by the presence in the blood and bone marrow…
- Digit, supernumerary An extra finger or toe
- Epidemic hemorrhagic fever A number of diseases characterized by an abrupt onset of high fever and chills, headache, cold and cough, and…
- Conservative mutation A change in a DNA or RNA sequence that leads to the replacement of one amino acid with a biochemically…
- Radiology, interventional The use of image guidance methods to gain access to the deepest interior of most organs and organ systems…
- Bag, air A bag that fills with air, designed for frontal impact crashes, the kind of crashes which account for more…
- Thromboembolism Formation in a blood vessel of a clot (thrombus) that breaks loose and is carried by the blood stream to plug…