Diametric (adjective)

1. Completely different; opposite.
2. Being in opposite or contrasting positions; polarized.

Origin:

Diametric comes from the latin word "diametrus" meaning "diameter" and "diametricus" meaning "of or relating to a diameter".

Examples:

1. His views on the subject were diametric to mine.
2. The two political parties have diametric views on healthcare.
3. The company"s success and the employee"s failure were diametric.
4. The new policy is a diametric change from the previous one.
5. The diametric opposition between the two groups led to a heated debate.