1 (wiktionary) 2 (vi.wikipedia) 3 (en.wikipedia) 4 (glosbe)

Core Words Familarize yourself with the 'core words'.
Compounds Expand your vocabulary by studying more complex words built by the 'core words'.
Etymology Explore the origin of the 'core words'.

{n}	modification	(act or result of modifying or condition of being modified)	Änderung {f}, Abänderung {f}, Modifikation {f}
{n}	modification	(alteration or adjustment)	Änderung {f}, Abänderung {f}, Modifikation {f}
{n}	modification	(change to an organism)	Modifikation {f}