| Word | Definitions | Synonyms |
|---|---|---|
| dibrach | (noun) a metrical unit with unstressed-unstressed syllables | Synonyms: pyrrhic |
| dibranch | (noun) cephalopods having two gills | Synonyms: dibranchiate, dibranchiate mollusk |
| dibranchiate | (noun) cephalopods having two gills | Synonyms: dibranch, dibranchiate mollusk |