angiogenesis
noun
- blood vessel formation when new vessels emerge from existing vessels
Wiktionary
Pronunciation: /andʒɪə(ʊ)ˈdʒɛnɪsɪs/
noun
Etymology: From angio- + -genesis.
- The formation and development of new blood vessels.
“Some of the most promising new cancer drugs block this process of ‘angiogenesis’, or blood-vessel formation.”