ଅର୍ଥ : Trying out various means or theories until error is satisfactorily reduced or eliminated.
ଉଦାହରଣ :
He argued that all learning is a trial-and-error process that resembles biological evolution.
ଅର୍ଥ : Relating to solving problems by experience rather than theory.
ଉଦାହରଣ :
They adopted a trial-and-error procedure.