Devolution: Devolution refers to the transfer of powers from a central government to regional or local governments. It allows regions like Scotland to have more control over their own affairs.
Referendum: A referendum is a vote in which all eligible citizens can participate to decide on an important political or social issue, such as Scottish independence.
Autonomy: Autonomy means having the freedom and ability to make decisions and govern oneself. The SNP seeks greater autonomy for Scotland within the United Kingdom.