plural noun Sphe·no·phyl·la·les \ˌsfē(ˌ)nōfə̇ˈlā(ˌ)lēz\

Definition of Sphenophyllales

  1. :  an order of fossil plants (subdivision Sphenopsida) coextensive with the genus Sphenophyllum

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Origin and Etymology of sphenophyllales

New Latin, from Sphenophyllum + -ales

Seen and Heard

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a trip made at another's expense

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