from The American Heritage® Dictionary of the English Language, 4th Edition
- Chief; highest; most important: archenemy.
- Extreme or most characteristic of its kind: archconservative.
- Variant of archi-.
from Wiktionary, Creative Commons Attribution/Share-Alike License
- chief, highest, most extreme
from the GNU version of the Collaborative International Dictionary of English
- A prefix signifying chief, as in archbuilder, archfiend.
Interestingly, as in a string of recent Spielberg offerings, this arch- emotionalising instantly disappears when the director gets out the heavy weaponry: Spielberg is still a peerless constructor of battle and fighting scenes, managing to impart a visceral brutality that is also sensitive to the human cost.