adjective.of, relating to, or being a pedant (as in being overly concerned with minor details)

• a pedantic teacher/approach
• … pedantic grading rubrics and exams …

adjective.narrowly, stodgily, and often ostentatiously scholarly

• … if we're going to be exactingly correct and pedantic, I'd point out that there's no such thing …
• Far worse, he was pedantic, pernickety, letting nothing inaccurate or of uncertain meaning go by—not an aphrodisiac quality.

adjective.unimaginative, dull

• … writes in a … pedantic style likely to drive away the general reader.
• He was a narrow, pedantic, clever, envious man, too proud of his knowledge and his insights.