| 释义 |
deˈcenniad
[irreg. f. L. decennium + -ad, after triad, chiliad, etc.]
= decennium.
1864Soc. Science Rev. 239 The increase..was found in the ten years ending in 1851 to be less than it had been in any previous decenniad. 1882Athenæum 3 June 692/1 During three decenniads of the latter half of the present century. |