Betulaceae Betula • betulaceous · · · Info · Definitions · Characters · · Betulaceae · · Text Latin · · Script 10 · · Length Definitions · · · (noun) monoecious trees and shrubs (including the genera Betula and Alnus and Carpinus and Corylus and Ostrya and Ostryopsis). Synonyms: family Betulaceae, birch family. · · Noun Definition 1 Characters · · B latin capital letter b U+0042 a latin small letter a U+0061 c latin small letter c U+0063 e latin small letter e U+0065 l latin small letter l U+006C t latin small letter t U+0074 u latin small letter u U+0075