pedant

noun
UK /ˈpɛd.ənt/
US /ˈpɛd.ənt/

A pedant is someone who cares too much about small rules and tiny details.

Our teacher is a pedant who marks us down for every little spelling mistake.


OTHER MEANINGS

2. A person who shows off their learning in a boring way.

He is a pedant who quotes long Latin phrases at dinner.

3. Someone who follows strict rules about correct grammar or pronunciation.

The pedant corrected everyone's grammar during the meeting.

4. A teacher or scholar in old-fashioned use.

In the old story, a pedant taught Latin to village children.