Meaning of in saecula saeculorum*

in sae•cu•la sae•cu•lo•rum

Pronunciation: (in sī'koo-lä" sī"koo-lō'room Eng. in sek'y&schwa-l&schwa sek"y&schwa-lôr'&schwam, -lōr'-), [key]
— Latin. Latin.
  1. for ever and ever.
Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease.