initium possessionisglossary / INITIUM POSSESSIONIS initium possessionis (i-nish-ee-[schwa]m p[schwa]-zes[h]-ee-oh-nis). [Latin “the beginning of the possession”] Hist. The right by which possession was first held. 词条贡献者 法律翻译王漾,在一家顶尖英国律师事务所的上海办公室担任全职法律翻译,专注翻译各类与大中华业务有关的法律文件。