maior et sanior pars

Etymology
, meaning "greater and sounder part".

Noun

 * 1) The successful side of an election in which victory is not based on numerical majority but where greater weight has been given to the votes of some electors based on their authority, intellectual prowess, moral standing, purity of intent, and fairness of judgment.
 * Though the majority wanted to expand the dormitory, the maior et sanior pars decided on increasing the library's collection.