rationalise

1. weed out unwanted or unnecessary things

    e.g. We had to lose weight, so we cut the sugar from our diet

    Synonym: cut prune rationalize

2. rationalise

2. remove irrational quantities from

    e.g. This function can be rationalized

    Synonym: rationalize

3. think rationally
    employ logic or reason

    e.g. When one wonders why one is doing certain things, one should rationalize

    Synonym: rationalize

4. defend, explain, clear away, or make excuses for by reasoning

    e.g. rationalize the child's seemingly crazy behavior
           he rationalized his lack of success

    Synonym: apologize apologise excuse justify rationalize

5. structure and run according to rational or scientific principles in order to achieve desired results

    e.g. We rationalized the factory's production and raised profits

    Synonym: rationalize