अर्थ : The lowest level of the ocean to which light can reach.
अर्थ : The ambiguous region between two categories or states or conditions (usually containing some features of both).
							उदाहरणे : 
							But there is still a twilight zone, the tantalizing occurrences that are probably noise but might possibly be a signal.
							In the twilight zone between humor and vulgarity.
							In that no man's land between negotiation and aggression.
							
समानार्थी : no man's land