pedant
noun /ˈpednt/
/ˈpednt/
(disapproving)- a person who is too concerned with small details or rules especially when learning or teaching
- A pedant will always insist that you ask for ‘fewer’ items rather than ‘less’.
Word Originlate 16th cent.: from French pédant, from Italian pedante, perhaps from the first element of Latin paedogogus, from Greek paidagōgos, denoting a slave who accompanied a child to school (from pais, paid- ‘boy’ + agōgos ‘guide’).