Pertaining to uncertainty concerning the definition of events or phenomena. This type of uncertainty is referred to as lexical (or linguistic) uncertainty, and commonly arises as a result of the vagueness or imprecision of language. For example, \ good tortoise habitat\ is an imprecise concept in a semantic sense.
Malczewski 2006
Uncertainty
Keith Reynolds
2008-06-06T00:00:00Z ^^ http://www.w3.org/2001/XMLSchema#dateTime
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