certus, a, um. adj. c. s.
一定。明者。無疑。妥當者。忠。知確。 Nihil certi habere 事皆可疑不定。
Joaquim Affonso Gonçalves, Lexicon Magnum Latino-Sinicum, 3rd edition (Peking: Typis Congregationis Missionis, 1936 [1st ed. Macau, 1841]). Digitized at Dickinson College, 2023.