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).
Megakaryocyte
A giant cell in the bone marrow that is the ancestor of blood platelets.
Read the definitionRandom terms
Show more- Transmission, perinatal Transmission of a disease-causing agent (a pathogen) from mother to baby during the perinatal period, the…
- Placental growth factor A type of vascular endothelial growth factor. Placental growth factor is expressed not only in placental…
- Prostaglandin E2 One of the prostaglandins, a group of hormone-like substances that participate in a wide range of body…
- Bone, temporal See: Temporal bone
- Prostate gland A gland within the male reproductive system that is located just below the bladder. Chestnut shaped, the…
- McBurney's point McBurney's point is the most tender area of the abdomen of patients in the early stage of appendicitis…
- Radiation therapy, 3-D A procedure that uses computers to create a 3-dimensional picture of the tumor in order to target it as…
- Hypnagogic hallucination A vivid dreamlike hallucination that occurs as one is falling asleep. The opposite of an hypnopompic…
- Skeleton The skeleton is composed of bones and is the framework of the body
- KB 1. The skin disease Keratodermia blennorrhagicum. 2. Kilobase of DNA. The preferred abbreviation for kilobase…
- Colorectal cancer family history See: Colon cancer family history
- Nucleus amygdalae See: Amygdaloid nucleus