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Webster 1913 Edition

Noun.

;

pl.

Decuries

(#)

[L.

decuria

, fr.

decem

ten.]

A set or squad of ten men under a decurion.

Sir W. Raleigh.

Noun.

[L. Ten.] A set of ten men under an officer called decurio.

decury ‎(plural decuries)

(historical) A set or squad of ten men under a decurion.
- 1904, John Henry Freese, Alfred John Church, And William Jackson Brodribb, Roman History, Books I-III:
  Accordingly, the hundred senators divided the government among themselves, ten decuries being formed, and the individual members who were to have the chief direction of affairs being chosen into each decury.
- 1760, Robert Kerr, A General History and Collection of Voyages and Travels, Vol. 1:
  If one, two, or more of a decury proceed bravely to battle, and the rest do not follow, the cowards are slain.