Below or not fully rational; almost logical or reasonable.(adjective)
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Use "subrational" in a sentence
"Now that it has been established that subrational emotions stand in the way of perfecting the Union envisioned by the Constitution, one might expect to hear a plea for putting anger and resentment aside."
"He conceived of criticism as a process of empathy, of identification, of something intuitive and even subrational."
"I am concerned to rule out certain options - because if they're not ruled out then we have fall into an "anything goes" mentality - for we have removed the very moral norms that would allow people to condemn what Hamas is doing and also prevent people from reigning in subrational feelings of vengeance/destruction/hate which tend to lead to brutal actions."