rationalize

verb

1.
defend, explain, clear away, or make excuses for by reasoning
Derived from:
rationalization
Exemplifies:
American spelling
2.
weed out unwanted or unnecessary things
Exemplifies:
American spelling
3.
structure and run according to rational or scientific principles in order to achieve desired results
Derived from:
rationalization
Exemplifies:
American spelling
4.
think rationally; employ logic or reason
Derived from:
rationalization
Exemplifies:
American spelling
5.
remove irrational quantities from
Derived from:
rationalization
Exemplifies:
American spelling