1 [I,T] to put tasks, problems, etc in order of importance, so that you can deal with the most important first （将任务、问题等）按优先次序排列: You should make a list of all the jobs you have to do and prioritize them. 你应当把所有要做的事按轻重缓急的顺序列个表。

2 [T] (formal 正式) to treat sth as being more important than other things （将某事）优先考虑: The organization was formed to prioritize the needs of older people. 建立这个组织是为了优先考虑老年人的需求。