What is the literal meaning of word tactics?

The literal meaning of the word "tactics" comes from the Greek word "taktikos," which means "of or relating to arrangement."

Specifically, it refers to the arrangement of troops for battle. This original meaning evolved to encompass any strategic planning or skillful maneuvering to achieve a desired outcome, not just in warfare, but in various fields like sports, politics, and business.

So, the core meaning of "tactics" is "the art of arranging and maneuvering" to achieve a specific goal.