Word.ws English Dictionary

RBO

RBO is the initialism of reliability-based optimization.

RBO is the initialism of rule-based optimization.

RBO is the initialism of rank-biased overlap.

RBO is the initialism of rubidium oxide.

RBO is the initialism of Robert Brownlee Observatory.

RBO is the initialism of Red Buttes Observatory.

Meaning of rubidium oxide

Noun

rubidium oxide (countable and uncountable, plural rubidium oxides)

  1. any oxide of rubidium, but especially the yellow solid Rb₂O; it is a strong base, reacting strongly with water to form the hydroxide and with acids to form normal salts

Questions about RBO

What is RBO the initialism of?
RBO is the initialism of reliability-based optimization.

Words near RBO in the dictionary

  1. RBMG
  2. RBMK
  3. RBMKs
  4. RBMs
  5. RBN
  6. RBO
  7. RBOC
  8. RBOCs
  9. RBP
  10. RBPF
  11. RBPs

Source and license

Adapted from Wiktionary: RBO (page history and authors); rubidium oxide (page history and authors). Text available under the Creative Commons Attribution-ShareAlike 4.0 license. Word.ws reformatted the entry and added links. Wiktionary data of 2026-09-02.

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Cite this entry: “RBO.” Word.ws, https://word.ws/rbo. Based on Wiktionary, CC BY-SA 4.0.