What does RMS in RMS Titanic stand for?

Related questions

1. How many watts is 500 RMS?
2. What is 50w RMS?
3. Is RMS same as standard deviation?
4. What is 1000w PMPO?
5. What is RMS level?
6. Is Titanic true story?
7. What does RMS error tell you?
8. Is 230v RMS or peak?
9. What is RMS dB?
10. What is rms in business?

Tags

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2. #under
3. #carry
4. #british
5. #steam
6. #steamer
7. #sometimes
8. #contract
9. #usually
10. #royal
11. #vessels
12. #dates
13. #prefix
14. #abbreviated
15. #designation