- Original: κατεξουσιάζω - Transliteration: Katexousiazo - Phonetic: kat-ex-oo-see-ad'-zo - Definition: 1. to exercise authority, wield power - Origin: from G2596 and G1850 - TDNT entry: 11:35,2 - Part(s) of speech: Verb - Strong's: From G2596 and G1850 ; to have (wield) full privilege over: - exercise authority.