What does the word strengthen mean?

Usage examples for strengthen

  1. It is believed this incident will strengthen our government. – Memoir, Correspondence, And Miscellanies, From The Papers Of Thomas Jefferson by Thomas Jefferson
  2. To strengthen this, William Fornham deposed in relation to the prisoners' possession, and Mr. Gornbey swore directly to his striking a half- guinea in his presence. – Lives Of The Most Remarkable Criminals Who have been Condemned and Executed for Murder, the Highway, Housebreaking, Street Robberies, Coining or other offences by Arthur L. Hayward
  3. From the point of view of practical value it proves of little use, and as mental discipline something of more permanent worth might have taken its place to strengthen the reasoning powers. – The Education of Catholic Girls by Janet Erskine Stuart