a. ? Obs. [f. L. avīt-us of or pertaining to the avus, grandfather + -AL 1. More analogically formed than the two following words; cf. marital, fraternal.] Ancestral, ancient, of long standing.
1611. Speed, Hist. Gt. Brit., IX. vi. (1632), 509. To maintaine those Auitall Customes to the vttermost.
1641. Prynne, Antip., 22. The said Lawes and Avitall customes.
