This article takes me back to the Martin Fowler book many years ago that for some reason was far less popular than most of his were at the time on DSLs. Reading the DDD book around the same time plus Novak’s Learning How to Learn was the conglomerate inspiration for creating the simplest possible DSL for capturing any domain’s ubiquitous language. it’s simply concepts connected by predicates, one sentence per line in a plain text file, and while it works well to keep LLMs conceptually aligned, they do get big quickly and need a tool to visualise and edit them so I built one: https://thinkingtools.software/concepticon/