isodalbergin noun1 •A flavonoid, C₁₆H₁₂O₄, that is a minor component of the heartwood of Dalbergia sissoo, used in Chinese medicine.It was suggested that this 6,7-dihydroxy-4arylcoumarin is the likely precursor of the co-occurring isodalbergin […], dalbergin […] and methyldalbergin […] — 2013