Achieve/əˈtʃiːv/ Definition 1 of 4Pro Tip 1/3Effort Implied Using 'achieve' suggests effort was made, more than just completing something. She trained for months to achieve a new personal best. Pro Tip 2/3Positive Outcome 'Achieve' is used when the result is positive and viewed as a success. Despite the difficulties, they managed to achieve a remarkable turnaround. Pro Tip 3/3Personal Ambition Often relates to personal goals or dreams that require determination. He eventually achieved his lifelong ambition to sail around the world.