v.
1.structure and run according to rational or scientific principles in order to achieve desired results
2.defend, explain, clear away, or make excuses for by reasoning
3.think rationally
4.remove irrational quantities from
5.weed out unwanted or unnecessary things
Idiom of the Day
prelude to (something)
an event that comes before and signals another event
The strong wind was a prelude to the large storm that would soon follow.