bicolor

/B AY0 K AH0 L ER0/
noun
  1. 1

    (Commonwealth spelling) A flower, cat etc., that has two colours.

  2. 2

    (Commonwealth spelling) A flag with such colours, consisting of two stripes that are either vertical or horizontal.

    โ€œThe national flags of Algeria, Bahrain, Indonesia, Malta, Monaco, Poland, Portugal, Ukraine and the Vatican City are all bicolours.โ€

adjective
  1. 1

    (Commonwealth spelling) Having two colours

Source: https://en.wiktionary.org/wiki/bicolor, https://en.wiktionary.org/wiki/bicolour