from Wiktionary, Creative Commons Attribution/Share-Alike License
- adv. Without life or appearing to be without life.
from The Century Dictionary and Cyclopedia
- In a lifeless manner; without vigor; dully; heavily; frigidly.
from WordNet 3.0 Copyright 2006 by Princeton University. All rights reserved.
- adv. without animation or vitality
- adv. as if dead
- adv. in a lifeless manner
lifeless + -ly (Wiktionary)