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septarium

Pronunciation: /sɛpˈtɛːrɪəm/

Definition of septarium

noun (plural septaria /-rɪə/)

Geology
  • a concretionary nodule, typically of ironstone, having radial cracks filled with calcite or another mineral.

Derivatives

septarian

adjective

Origin:

late 18th century: modern Latin, from Latin septum 'enclosure'

septarium in other Oxford dictionaries

Definition of septarium in the US English dictionary