Entry 1 sense Webster, 1913 angioneurosis /(ăn`jĭ*ō̇*nū̇*rō"sĭs)/ · an·gi·o·neu·ro·sis · IPA 01 n. Angioneuropathy{1}. The term angioneuropathy is now used more frequently than angioneurosis. 1. Angioneuropathy{1}. The term angioneuropathy is now used more frequently than angioneurosis.(Med.)