Extended Strong's Greek Lexicon (Abbott-Smith based)
decay
Usage: δια-φθορὰ, -ᾶς, ἡ (διαφθείρω), [in LXX chiefly for שָׁחַת, and cogn. forms ;] __1. destruction. __2. corruption (physical or moral): of the grave, Act.2:27 (LXX), Act.2:31 13:34-37.† (AS)