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Heart & Circulation — Word Roots
Word roots naming the heart, its chambers and the blood vessels — the vocabulary behind terms for heart conditions, vessel procedures and circulation.
This page lists all 12 of them. Open any root for example words that use it.
| Word part | Type | Meaning |
|---|---|---|
| angi | Word root | vessel |
| aort | Word root | aorta |
| arteri | Word root | artery |
| atri | Word root | atrium |
| cardi | Word root | heart |
| coron | Word root | crown; blood vessels of the heart |
| phleb | Word root | vein |
| thromb | Word root | clot |
| varic | Word root | varicose vein; dilated vein |
| vas | Word root | vessel; duct |
| ven | Word root | vein |
| ventricul | Word root | ventricle |
Please note: This section teaches the language of medicine — what word parts mean and how terms are built. It is an educational reference, not medical advice. For the meaning of a word in your own medical record, ask the clinician who wrote it.