Origin of assiduous
Examples from the Web for assiduousness
From the latter Assiduousness is reached and, finally, Great Services.
By his assiduousness the work was recommenced this same year, and on the 5th of August, 1858, was completed.Hidden Treasures|Harry A. Lewis
British Dictionary definitions for assiduousness
Word Origin for assiduous
Word Origin and History for assiduousness
1530s, from Latin assiduus "attending; continually present, incessant; busy; constant," from assidere "to sit down to," thus "constantly occupied" at one's work; from ad "to" (see ad-) + sedere "to sit" (see sedentary). The word acquired a taint of "servility" in 18c. Related: Assiduously; assiduousness.