Entry 1 sense Webster, 1913 Acroter /(ăk`rō̇*tẽr [or] ȧ*krō*tẽr)/ · Ac·ro·ter · IPA /ˈækɹətə(ɹ)/ 01 n. Same as Acroterium. 1. Same as Acroterium.(Arch.) See: Acroterium