Sacred word (6)
I believe the answer is:
mantra
<span class="explanation-format__ClueExplanation">'<span class="explanation-format__original">sacred word</span>' is the definition.<br/ ><span class="explanation-format__explanation">(I've seen this before)</span><br/ ><br/ >This is all the clue.<br/ ></span>
(Other definitions for mantra that I've seen before include "oft repeated stock phrase?" , "Word aiding meditation (Buddhism)" , "Aid to concentration (Buddhism,Hinduism)" , "Oft-repeated slogan or phrase" , "Incantation used as aid to meditation" .)