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craticular

adjective
cra·​tic·​u·​lar | \krəˈtikyələ(r)\

Definition of craticular 

botany

: having to do with a resting stage in diatoms during which new valves are formed within the old ones

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History and Etymology for craticular

Latin craticula fine hurdlework, gridiron (diminutive of cratis hurdle) + English -ar

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