To struggle in opposition; to be in contention or dispute; to contend; to contest; followed by against or with before the person or thing opposed; as, strive against temptation; strive for the truth
The past tense is either strove or strived, and the past participle is either striven or strived. If you strive to do something or strive for something, you make a great effort to do it or get it. He strives hard to keep himself very fit Mr Annan said the region must now strive for economic development as well as peace. to make a great effort to achieve something strive to do sth (estriver)