bacillariophyceae Bacillarieae • Bacillariophyta · · · Info · Definitions · Characters · · bacillariophyceae · · Text Latin · · Script 17 · · Length 6 · · Syllables Definitions · · · (noun) marine and freshwater eukaryotic algae: diatoms. Synonyms: Bacillariophyceae, class Bacillariophyceae, Diatomophyceae, class Diatomophyceae. · · Noun Definition 1 Characters · · a latin small letter a U+0061 b latin small letter b U+0062 c latin small letter c U+0063 e latin small letter e U+0065 h latin small letter h U+0068 i latin small letter i U+0069 l latin small letter l U+006C o latin small letter o U+006F p latin small letter p U+0070 r latin small letter r U+0072 y latin small letter y U+0079