thesaurum Save Georges DMLBS Gaffiot 2016 Du Cange thēsaurum, ī, n., s. thēsaurus a.E. ➳ . thesaurum v. thesaurus thēsaurum, (16) ī, n. , c. thesaurus : Petr. 46, 8. THESAURUM, neutro genere usurpant Alcuinus Epist. 49. et Poem. 105. Folcardus lib. 1. Mirac. S. Bertini cap. 8. et alii Scriptores ævi medii.