Heterokontae heterokontae • heterokontan · · · Info · Definitions · Characters · · Heterokontae · · Text Latin · · Script 12 · · Length 4 · · Syllables Definitions · · · (noun) all the yellow-green algae having flagella of unequal length. Synonyms: Chrysophyceae, class Chrysophyceae, class Heterokontae. · · Noun Definition 1 Characters · · H latin capital letter h U+0048 a latin small letter a U+0061 e latin small letter e U+0065 k latin small letter k U+006B n latin small letter n U+006E o latin small letter o U+006F r latin small letter r U+0072 t latin small letter t U+0074