dogmatic ideological obsolete pragmatic

dogmatic

dog·mat·ic /dɒɡˈmætɪk $ dɒːɡ-, dɑːɡ-/ adjective

Someone who is dogmatic is completely certain of their beliefs and expects other people to accept them without arguing:

• Her staff find her bossy and dogmatic.

ideological

i·de·o·lo·gic·al AC /ˌaɪdiəˈlɒdʒɪkəl◂ $ -ˈlɑː-/ adjective

based on strong beliefs or ideas, especially political or economic ideas:

• The party is split by ideological differeces.

obsolete

ob·so·lete /ˈɒbsəliːt $ ˌɑːbsəˈliːt/ adjective

no longer useful, because something newer and better has been invented

• obsolete weapons
• computer hardware that quickly became obsolete
• Will computer render (=make) books obsolete

pragmatic

prag·mat·ic /præɡˈmætɪk/ adjective

dealing with problems in a sensible practical way instead of strictly following a set of ideas

• Williams took a more progmatic approach to management problems.

pragmatically adverb

Reference

• Longman Dictionary of Contemporary English