amussium, ii. n.
順風旗。— marmoreum 看風之平石。
Joaquim Affonso Gonçalves, Lexicon Magnum Latino-Sinicum, 3rd edition (Peking: Typis Congregationis Missionis, 1936 [1st ed. Macau, 1841]). Digitized at Dickinson College, 2023.