RDX Views 8 meanings found RDX is best known as a powerful military explosive (Royal Demolition eXplosive), but the acronym also appears in scientific literature for the same chemical compound and in various research‑development or computing contexts. Miscellaneous Reggae Dancehall Xtraordinaire Governmental Royal Demolition eXplosive Research Department eXplosive Rapid Detonating Explosive Academic & Science Research Development X Cyclotrimethylenetrinitramine Computing Reflex Datafile Business Research and Development Xtreme