|1.||[ noun ] a rational motive for a belief or action|
"the reason that war was declared" "the grounds for their declaration"
|Related terms:||rational_motive score occasion why establish|
|2.||[ noun ] an explanation of the cause of some phenomenon|
"the reason a steady state was never reached was that the back pressure built up too slowly"
|3.||[ noun ] the capacity for rational thought or inference or discrimination|
"we are told that man is endowed with reason and capable of distinguishing good from evil"
|4.||[ verb ] decide by reasoning; draw or come to a conclusion|
"We reasoned that it was cheaper to rent than to buy a house"
|Related terms:||think find deduce generalize induce gather deduce syllogize decision reasoner|
|5.||[ verb ] present reasons and arguments|
|Related terms:||present defend re-argue expostulate argument argumentation rationality|
|6.||[ noun ] a justification for something existing or happening|
"he had no cause to complain" "they had good reason to rejoice"
|Related terms:||justification cause|
|7.||[ verb ] think logically|
"The children must learn to reason"
|Related terms:||think calculate speculate categorize rationalise_away theorize theorize ratiocinate|
|8.||[ noun ] (psychology,psychiatry) the state of having good sense and sound judgment|
"his rationality may have been impaired" "he had to rely less on reason than on rousing their emotions"
|Related terms:||sanity argue|
|9.||[ noun ] Last name, frequency rank in the U.S. is 8996|
|10.||[ noun ] a fact that logically justifies some premise or conclusion|
"there is reason to believe he is lying"
|Related terms:||fact indication contraindication|