- 1[intransitive] to become gradually weaker or less important synonym decrease, fade Her enthusiasm for the whole idea was waning rapidly. Their popularity waned during that period.
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- 2[intransitive] (of the moon) to appear slightly smaller each day after being round and full opposite wax Idioms
wane
verbNAmE//weɪn//
Verb Forms present simple I / you / we / they wane he / she / it wanes
past simple waned
-ing form waning
to increase then decrease in strength, importance, etc. over a period of time
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