Main entry: reason, understanding, intellect
Definition: the capacity for rational thought or inference or discrimination
Usage: we are told that man is endowed with reason and capable of distinguishing good from evil
Main entry: reason
Definition: a fact that logically justifies some premise or conclusion
Usage: there is reason to believe he is lying
Main entry: reason
Definition: an explanation of the cause of some phenomenon
Usage: the reason a steady state was never reached was that the back pressure built up too slowly
Main entry: reason, grounds, cause
Definition: a justification for something existing or happening
Usage: he had no cause to complain; they had good reason to rejoice
Definition: a rational motive for a belief or action
Usage: the reason that war was declared; the grounds for their declaration
Main entry: rationality, reason, reasonableness
Definition: the state of having good sense and sound judgment
Usage: his rationality may have been impaired; he had to rely less on reason than on rousing their emotions
Main entry: reason
Definition: think logically
Usage: The children must learn to reason
Main entry: conclude, reason, reason out
Definition: decide by reasoning; draw or come to a conclusion
Usage: We reasoned that it was cheaper to rent than to buy a house
Definition: present reasons and arguments