Defn: An improvement of an estate which renders it better than mere repairing would do; — generally used in the plural. [U. S.] Bouvier.

BETTERMOST
Bet"ter*most`, a.

Defn: Best. [R.] "The bettermost classes." Brougham.

BETTERNESS
Bet"ter*ness, n.

1. The quality of being better or superior; superiority. [R.] Sir P. Sidney.

2. The difference by which fine gold or silver exceeds in fineness the standard.

BETTONG
Bet"tong, n. Etym: [Native name.] (Zoöl.)

Defn: A small, leaping Australian marsupial of the genus Bettongia; the jerboa kangaroo.

BETTOR
Bet"tor, n.

Defn: One who bets; a better. Addison.