satrap (n.) Look up satrap at Dictionary.com
late 14c., "governor of a province of ancient Persia," from Latin satrapes, from Greek satrapes, from Old Persian xšathrapavan-, literally "guardian of the realm," from xšathra- "realm, province" (related to xšayathiya "king," cognate with Sanskrit kshatra; see shah) + pavan- "guardian," from PIE root *pā- "to feed; protect" (see food). Related: Satrapy.