1. conclusions drawn by reasoning; inferences
Usage: formal; logic

Examples

• The philosopher’s illations were based on careful observation of natural phenomena.
• Her illations from the data led to groundbreaking discoveries.
• The detective’s illations about the crime proved to be correct.
• Students struggled to follow the complex illations in the logic textbook.
• The scientist’s illations were challenged by peer reviewers.
• His illations seemed reasonable but lacked supporting evidence.