sterna Sterna • sternad · · · Info · Definitions · Synonyms · Characters · · sterna · · Text Latin · · Script 6 · · Length Definitions · · · (noun) a genus of Sterninae. Synonyms: Sterna, genus Sterna. · · Noun Definition 1 (noun) the flat bone that articulates with the clavicles and the first seven pairs of ribs. Synonyms: sternum, breastbone. · · Noun Definition 1 Synonyms · · · sternum · · Synonym 1 breastbone · · Synonym 2 Characters · · a latin small letter a U+0061 e latin small letter e U+0065 n latin small letter n U+006E r latin small letter r U+0072 s latin small letter s U+0073 t latin small letter t U+0074