noun plei·on \ˈplīˌän\

Definition of pleion



  1. :  a region in meteorology of positive departure from the normal of an element (as pressure, temperature, rainfall)


\(ˈ)plī¦ōnēən\ adjective

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Origin and Etymology of pleion

New Latin, from Greek pleiōn more, greater — more at plus

Seen and Heard

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capable of being understood in two ways

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