The word "anangioplasm" is not a commonly known word, but it is a medical term used to describe the formation of new blood vessels. The phonetic transcription of this word is /əˌnæn.dʒi.oʊˈplæz.əm/. The first part of the word "an-" indicates "without" or "not", followed by "angioplasm", which breaks down to "angio-" meaning blood vessel, and "-plasm" indicating growth or formation. Therefore, "anangioplasm" means the absence of new blood vessel formation. This term can be useful in understanding certain medical conditions that affect blood vessels in the body.
Defective vascular development.
A practical medical dictionary. By Stedman, Thomas Lathrop. Published 1920.