Final answer:
The 11-letter word is "singularity" coined by Vernor Vinge the point at which humanity invents an intelligence greater than its own.
Step-by-step explanation:
The 11-letter word coined by science fiction author Vernor Vinge in a 1993 essay is "singularity".
In his essay, Vinge used the term to describe the point in time when human intelligence is surpassed by artificial intelligence or other forms of intellectual advancement. The concept of singularity suggests a future where technological progress accelerates beyond human comprehension.
An example of singularity can be seen in the development of superintelligent AI systems that surpass human capabilities in various areas such as complex problem-solving, creativity, and data analysis.