Perplexity
WordNet
noun
(1) Trouble or confusion resulting from complexity
WiktionaryText
Etymology
From Middle French perplexité or post-classical Latin perplexitas ‘entanglement’, from perplexus.
Noun
- The state of being perplexed; puzzled or confused.
- Something that perplexes.
- 1942: The Emperor, who was by then a focus of unresolvable perplexities, stood providing a strongly contrary appearance — Rebecca West, Black Lamb and Grey Falcon (Canongate 2006, p. 149)
- A measurement in information theory. http://en.wikipedia.org/wiki/Perplexity