What does "angioplasty" mean?

The mechanical widening of a narrowed or totally obstructed blood vessel generally caused by atheroma.

How do you pronounce "angioplasty"?

Pronounced //ˈæn.d͡ʒi.əʊ.plæs.ti//.

Common synonyms include: balloon angioplasty, percutaneous transluminal angioplasty, vascular dilation, vessel dilation.

/ˈæn.d͡ʒi.əʊ.plæs.ti/ noun

noun ·Rare ·Advanced level

Noun

1
The mechanical widening of a narrowed or totally obstructed blood vessel generally caused by atheroma.
2
an operation to repair a damaged blood vessel or unblock a coronary artery wordnet

From angio- + -plasty.