“He was a boy of such matchless worth, such unshaken constancy in his efforts to assist me.”
“He was acquainted with the sacrifices which the nation had made for his royal person, with the brave and unalterable constancy of his faithful subjects.”
“It also depends on the constancy of its rate, meaning that a watch gains or loses exactly the same amount of time each day.”
const
(programming) A variable whose value cannot be changed directly.