pedant
noun
[ ˈpɛd(ə)nt ]
• a person who is excessively concerned with minor details and rules or with displaying academic learning.
• "the royal palace (some pedants would say the ex-royal palace)"
Similar:
dogmatist,
purist,
literalist,
formalist,
doctrinaire,
precisionist,
perfectionist,
quibbler,
hair-splitter,
casuist,
sophist,
fault-finder,
caviller,
carper,
nitpicker,
pettifogger,
precisian,
Dryasdust,
Origin:
late 16th century: from French pédant, from Italian pedante, perhaps from the first element of Latin paedogogus (see pedagogue).