1. a person who argues about words or engages in disputes over the meaning or use of words
Usage: rare; formal

Examples

• The professor was known as a logomach who would spend entire lectures debating the precise definition of a single term.
• Rather than focus on the main issue, the logomach got sidetracked by semantic arguments.
• His reputation as a logomach made colleagues hesitant to use imprecise language around him.
• The debate devolved when one participant revealed himself to be a logomach more interested in word meanings than solutions.
• She accused him of being a logomach who cared more about linguistic precision than practical outcomes.