SCOTIA

scotia. Scotia, n. a semicircular cavity or channel between the tores in the bases of columns

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‖Sco″ti‐a (?), n. [[L., fr. Gr. σκοτία darkness, a sunken molding in the base of a pillar, so called from the dark shadow it casts, from σκότοσ darkness.]] (Arch.) A concave molding used especially in classical architecture.