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Welsh: Uwch-ringyll Catrodol 3ydd Bataliwn y Cymry Brenhinol
Status A
Subject: Justice and order
Part of speech: Noun, Masculine, Singular
Definition: Regimental sergeant major (RSM) is an appointment held by warrant officers class 1 (WO1) in the British Army, the British Royal Marines and in the armies of many Commonwealth and former Commonwealth nations
