[Medieval Latin devolvi , passive of devolvere to roll down, from Latin, from de down, away + volvere to roll]
1 : to pass by transfer or succession [the estate devolved to a distant cousin]
2 : to fall or be passed usually as an obligation or responsibility [in case of the removal of the President from office, or of his…inability to discharge the powers and duties of the said office, the same shall on the Vice President "U.S. Constitution art. II"]
Source: Merriam-Webster's Dictionary of Law ©1996. Merriam-Webster, Incorporated. Published under license with Merriam-Webster, Incorporated.