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Webster 1913 Edition
Apteral
Ap′ter-al
,Adj.
1.
(Zool.)
Apterous.
2.
(Arch.)
Without lateral columns; – applied to buildings which have no series of columns along their sides, but are either prostyle or amphiprostyle, and opposed to
peripteral
. R. Cyc.
Webster 1828 Edition
Apteral
AP'TERAL
,Adj.