lə̇ˈjid.əˌmizəm noun
( -s )
Usage: often capitalized
Etymology: French légitimisme, from légitime legitimate + -isme -ism
: adherence to the principles of political legitimacy or to a person claiming or holding authority based upon such principles
international principles such as nonintervention, neutrality, and legitimism — Bruce Bliven b.1889
Legitimism has always been strong in Spain — Blackwood's