aspidosperma noun2 •A tree in the genus Aspidosperma.Aspidospermas have good bending qualities. — 1946 •A group of indole alkaloids that are found in these trees, noted for a tetracyclic framework and modifications in the carbon skeleton that arise during their biosynthesis via the mevalonate pathway.CA - 08869-04 Heterolytic fragmentation as applied to the synthesis of aspidosperma alkaloids — 1970 formsaspidospermas