To recover possession of; get back again: regain one's strength. See Synonyms at recover.(verb-transitive)
To manage to reach again: regained the summit. (verb-transitive)
American Heritage(R) Dictionary of the English Language, Fifth Edition. Copyright (c) 2011 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.
Use "regain" in a sentence
"And I too strongly believe that writing surely gives some sort of relaxation to our minds thus, helping us regain from the pains we suffer."
"If Bush and Cheney go unpunished, America will never again regain its standing as a nation bound by the rule of law."
"After all, it was Lieberman who had to help McCain regain his bearings when distinguishing among Shia, Sunni and Al Queda ..."