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Webster 1913 Edition

Pentacron

Pen-ta′cron

,

Noun.

;

pl. L.

Pentacra

(#)

, E.

Pentacrons

(#)

.

[NL., fr. Gr.

πέντε

five +

ἄκρον

a summit.]

(Geom.)

A solid having five summits or angular points.