plural noun Bac·il·la·ri·a·les \ˌbasə̇ˌlerēˈā(ˌ)lēz\

Definition of Bacillariales

in some especially former classifications

  1. :  an order equivalent to Bacillariophyceae

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Origin and Etymology of bacillariales

New Latin, from Bacillaria + -ales

First Known Use: 1901

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capable of being understood in two ways

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