Ideological (adjective)

1. Relating to or concerning ideology.
2. Having or showing a strong belief in a particular ideology or set of ideas.
3. Relating to or characterized by the systematic study of ideologies.

Origin:

Late 19th century: from french idéologique, or via german from greek idea + -logical.

Examples:

1. The political debate was dominated by ideological differences.
2. She was known for her strong ideological convictions.
3. An ideological analysis of the recent election showed a clear divide between conservative and liberal voters.
4. The ideological divide between the two candidates was stark.
5. The ideological differences between the two political parties are becoming increasingly pronounced.