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Webster 1913 Edition

Propugnacle

Pro-pug′na-cle

,
Noun.
[L.
propugnaculum
.]
A fortress.
[Obs.]
Howell.

Webster 1828 Edition

Propugnacle

PROPUG'NACLE

,
Noun.
[L. propugnaculum.] A fortress. [Not used.]

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