Boy name origins & meanings
- Arabic : Decisive, criterion
Family name origins & meanings
- German and Swiss German : from Middle High German, Middle low German vasel ‘young male breeding animal’ or ‘brood’, ‘offspring’, probably applied as a nickname for a man with a large family or a derisive nickname for a worthless person.
- German and Swiss German : from a form of the personal name Gervasius (see Gervais).