The Collaborative International Dictionary
Bojanus organ
Bojanus organ \Bo*ja"nus or"gan\ [From Bojanus, the discoverer.] (Zo["o]l.) A glandular organ of bivalve mollusca, serving in part as a kidney.
Wiktionary
bojanus organ
n. (context zoology English) A glandular organ of bivalve mollusks, serving in part as a kidney.