Rhodophyceae rhodophane • rhodophyceous · · · Info · Definitions · Characters · · Rhodophyceae · · Text Latin · · Script 12 · · Length Definitions · · · (noun) coextensive with the Rhodophyta: red algae. Synonyms: class Rhodophyceae. · · Noun Definition 1 Characters · · R latin capital letter r U+0052 a latin small letter a U+0061 c latin small letter c U+0063 d latin small letter d U+0064 e latin small letter e U+0065 h latin small letter h U+0068 o latin small letter o U+006F p latin small letter p U+0070 y latin small letter y U+0079