chro·mato·plasm \ ̷ ̷ˈ ̷ ̷ ̷ ̷, ˈ ̷ ̷ ̷ ̷ ̷ ̷ at chromato-+ˌplazəm\noun alsochro·mo·plasm\ˈkrōməˌp-\ (-s) Etymology: International Scientific Vocabulary chromat- or chrom- + -plasm; originally formed as German chromatoplasma : the peripheral protoplasm of a blue-green alga containing chlorophyll and accessory pigments together with stored substances