Poaceae Poa • poaceous · · · Info · Definitions · Characters · · Poaceae · · Text Latin · · Script 7 · · Length Definitions · · · (noun) the grasses: chiefly herbaceous but some woody plants including cereals; bamboo; reeds; sugar cane. Synonyms: Gramineae, family Gramineae, Graminaceae, family Graminaceae, family Poaceae, grass family. · · Noun Definition 1 Characters · · P latin capital letter p U+0050 a latin small letter a U+0061 c latin small letter c U+0063 e latin small letter e U+0065 o latin small letter o U+006F