robi-

prefix

The IEC prefix meaning 2⁹⁰ = 1,024⁹ = 1,237,940,039,285,380,274,899,124,224. Compare ronna-, meaning 10²⁷ = 1,000⁹ = 1,000,000,000,000,000,000,000,000,000, an octillion.

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Meanings

prefix
  1. The IEC prefix meaning 2⁹⁰ = 1,024⁹ = 1,237,940,039,285,380,274,899,124,224. Compare ronna-, meaning 10²⁷ = 1,000⁹ = 1,000,000,000,000,000,000,000,000,000, an octillion.

Origin

Blend of ronna- + binary.

Full word history & related roots →
Cite this entry
APA

robi-. (n.d.). In WatkinsX Dictionary. Retrieved November 2, 2026, from https://dictionary.watkinsx.com/word/robi-

MLA

“robi-.” WatkinsX Dictionary, https://dictionary.watkinsx.com/word/robi-. Accessed November 2, 2026.

Chicago

WatkinsX Dictionary, s.v. “robi-,” accessed November 2, 2026, https://dictionary.watkinsx.com/word/robi-.

Source: robi- on Wiktionary, CC BY-SA 4.0.