intravascular
adjective
- occurring within a vessel of an animal or plant
Wiktionary
adj
Etymology: Etymology tree Proto-Indo-European *h₁én Proto-Indo-European *-teros Proto-Indo-European *h₁énterosder. Latin *interus Latin intrābor. English intra- English vascular English intravascular From intra- + vascular.
- Pertaining to anything inside blood vessels, including the internal surface of veins and arteries.