1. extremely or excessively rational; characterized by an extreme reliance on reason and logic
Usage: formal

Examples

• His ultrarational approach to decision-making left no room for intuition or emotion.
• The scientist’s ultrarational analysis of the data impressed her colleagues.
• She found his ultrarational personality cold and calculating.
• The committee’s ultrarational evaluation process eliminated all subjective factors.
• His ultrarational worldview made it difficult for him to understand artistic expression.
• The ultrarational design of the building prioritized function over aesthetics.