'Decennia' definitions:

Definition of 'Decennia'

From: GCIDE
  • Decennium \De*cen"ni*um\, n.; pl. Decenniums, L. Decennia. [L.] A period of ten years. "The present decennium." --Hallam. "The last decennium of Chaucer's life." --A. W. Ward. Decennoval