/ ˈpɒndə(r); NAmE ˈpɑːn-/ verb
ponder (about / on / over sth) ( formal ) to think about sth carefully for a period of time
SYN consider :
[ v ]
She pondered over his words.
They were left to ponder on the implications of the announcement.
[ vn ]
The senator pondered the question for a moment.
[ v wh- ]
They are pondering whether the money could be better used elsewhere.
[also v speech ]
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WORD ORIGIN
Middle English (in the sense appraise, judge the worth of ): from Old French ponderer consider, from Latin ponderare weigh, reflect on, from pondus , ponder- weight.