Latin word root · Number & Measure

bi-: two, twice

bi- is a Latin root meaning “two, twice”. Learn its variants and explore 1 connected words.

Meaning and variants

Meaning: two, twice

Root forms: bi-, bin-, bis-

Source word: duo — two; 2

Word family and examples

• bilateral

  involving two parties or sides

Root connections help with vocabulary recall. They are not a complete etymological history, and a spelling match alone does not prove a relationship.

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