Dissidia is the plural form of discidium, alternatively spelled dissidium, meaning "discord, disagreement". It is related to the verb dissidere, "to disagree"; this and related terms have given rise to words in various languages with similarly intended meaning (e.g. English dissident, Italian dissidio, Portuguese dissidente).
Usage
See Special:Whatlinkshere/Etymology:Dissidia for a list of articles using this term.
This is an etymology page: a page detailing the origins of terminology used in the series in regards to real world culture and history.