Definitions
1.Adjectivecomparative degree of good and well"How are you? ~ A little better, thanks."
2.AdjectiveGreater in amount or quantity
3.AdjectiveGreater or lesser (whichever is seen as more advantageous), in reference to value, distance, time, etc."The top electric vehicles have a range of 300 kilometres or better.; Only one swimmer finished the race with a time better than two minutes."
4.AdjectiveHealed or recovered from an injury or illness."We can't go to the zoo today because you're sick; let's go when you're all better."
5.Adverbcomparative form of well: more well"The engine runs better now that I've given it some oil."
6.NounAn entity, usually animate, deemed superior to another; one who has a claim to precedence; a superior."He quickly found Ali his better in the ring."
7.VerbHad better."It's getting late. You better get on home.; Nobody better hurt any of my kids.; Nothing better've happened to the guitar I lent you!"
8.VerbTo improve."This government will better our society."
9.VerbTo become better; to improve.
10.VerbTo surpass in excellence; to exceed; to excel.
11.VerbTo give advantage to; to support; to advance the interest of.
12.NounAlternative spelling of bettor.