75 Must-Know Medical Terms, Abbreviations, and Acronyms

50 Must-Know Medical Terms, Abbreviations, and Acronyms Square

While most of us don’t need to understand discipline-specific jargon outside of our own profession, medical terminology is a notable exception. We all need to know what’s going on with our health.

Fans of medical TV shows might already be familiar with some common terms. Even so, rounding out your existing knowledge with some additional medical terms, abbreviations, and acronyms can help you gain an even better handle on what you hear in the health care world. This list can help you get started.

Breaking down common medical terminology

The world of medical terminology is quite vast, so this list is organized by category to make it a little easier to digest. If you’re looking for something in particular, use the links below to jump to the relevant section.

Medical terms

The charts providers use for making notes are often filled with this kind of medical terminology . You might even know some of them by a different name.

1. Abrasion: A cut or scrape that typically isn’t serious.
2. Abscess: A tender, fluid-filled pocket that forms in tissue, usually due to infection.
3. Acute: Signifies a condition that begins abruptly and is sometimes severe, but the duration is short.
4. Benign: Not cancerous.
5. Biopsy: A small sample of tissue that’s taken for testing.
6. Chronic: Signifies a recurring, persistent condition like heart disease.
7. Contusion: A bruise.
8. Defibrillator: A medical device that uses electric shocks to restore normal heartbeat.
9. Edema: Swelling caused by fluid accumulation.
10. Embolism: An arterial blockage, often caused by a blood clot.
11. Epidermis: The outer layer of the skin.
12. Fracture: Broken bone or cartilage.
13. Gland: An organ or tissue that produces and secretes fluids that serve a specific function.
14. Hypertension: High blood pressure.
15. Inpatient: A patient who requires hospitalization.
16. Intravenous: Indicates medication or fluid that’s delivered by vein.
17. Malignant: Indicates the presence of cancerous cells.
18. Outpatient: A patient who receives care without being admitted to a hospital.
19. Prognosis: The predicated outcome of disease progression and treatment.
20. Relapse: Return of disease or symptoms after a patient has recovered.
21. Sutures: Stitches, which are used to join tissues together as they heal.
22. Transplant: The removal of an organ or tissue from one body that is implanted into another.
23. Vaccine: A substance that stimulates antibody production to provide immunity against disease.
24. Zoonotic disease: A disease that is transmissible from animals to humans.