Did you read that fully before you Googled it and pasted it in?
Also, from Oxford Dictionary:
"A premise of an argument in support of a belief, especially a minor premise when given after the conclusion."
Now, stop turning the Eriksen thread into "Dictionary Corner".
reasonnoun
UK /ˈriː.zən/ US /ˈriː.zən/
[ C or U ] the cause of an event or situation or something that provides an excuse or explanation
a reason is an explanation made using rational and/or logical thinking.
Also, from Oxford Dictionary:
"A premise of an argument in support of a belief, especially a minor premise when given after the conclusion."
Now, stop turning the Eriksen thread into "Dictionary Corner".