As nouns the difference between principles and ideology
is that principles is plural of lang=en while ideology is doctrine, philosophy, body of beliefs or principles belonging to an individual or group.
principles
English
Noun
(head) (p)
Synonyms
* moral code
ideology
Noun
(ideologies)
Doctrine, philosophy, body of beliefs or principles belonging to an individual or group.
* '>citation
The study of the origin and nature of ideas.
Usage notes
Original meaning “study of ideas” (following the etymology), today primarily used to mean “doctrine”. For example “communist ideology” generally refers to “communist doctrine”; study of communist ideas instead being “communist philosophy”, or more clearly “philosophy of communism”; only rarely “ideology of communism”.
Related terms
* ideologic
* ideological
* ideologically
* ideologist
* ideologue