Wiktionary
n. A person who is not an expert.
Usage examples of "nonexpert".
Around the time of the Apollo lunar landings, many nonexperts - owners of small telescopes, flying saucer zealots, writers for aerospace magazines - pored over the returned photographs seeking anomalies that NASA scientists and astronauts had overlooked.
Psyche could be saved only through Segment Weew, and the Cluster could be warned only through Segment Weew, because the statements of nonexperts would never be heeded in time.
It doesn't exist to keep nonexperts at bay, but rather to precisely specify things that must be so specified and don't exist in any other context.
On the one hand, if nonexperts, like engineers or accountants, are going to use the computers, the computers have to be friendly-easy to enter and easy to use.
It does not take much to get experts and nonexperts alike to gush over the sheer brilliance and monumental originality of Einstein's accomplishment in fashioning general relativity.