n. pl. per·pe·tu·i·ties
1. The quality or condition of being perpetual: “The perpetuity of the Church was an article of faith” (Morris L. West).
2. Time without end; eternity.
a. The condition of an estate that is limited so as to be inalienable either perpetually or longer than the period determined by law.
b. An estate so limited.
4. An annuity payable indefinitely.
For an indefinite period of time; forever.
American Heritage® Dictionary of the English Language, Fifth Edition. Copyright © 2016 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.