Hypertext Webster Gateway: "Femerell"
From Webster's Revised Unabridged Dictionary (1913) (web1913)
Femerell \Fem"er*ell\, n. [OF. fumeraille part of a chimney. See
{Fume}.] (Arch.)
A lantern, or louver covering, placed on a roof, for
ventilation or escape of smoke.
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