LENR has at least two similar definitions: Lattice Enabled Nuclear Reactions, and Low Energy Nuclear Reactions.
I understand. I’ve written dozens of research papers and reports. The very first thing you do when mentioning an acronym is to define what that acronym means. Then you’re free to throw it around all over your paper or study all you want in acronym form. Here, I’d take it to mean Low Energy Nuclear Reaction. But that’s just me...