Pedant (noun)

A person who overly emphasizes technicalities, rules, and trivial details in academic or educational contexts.

Origin:

Late 16th century; earliest use found in edmund spenser (c1552–1599), poet. from italian pedante, from latin paedagogus teacher, from greek paidagōgos.

Examples:

1. The professor was considered a pedant for his strict adherence to the rules of grammar.
2. The pedant corrected every small mistake made by his colleagues in meetings.
3. The pedant's lessons were dull and lacked creativity.
4. The pedant's knowledge was extensive but lacked practical application.
5. The pedant's love for trivial details often overshadowed the bigger picture.