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Webster 1913 Edition
Chiliad
Chil′i-ad
,Noun.
 [Gr. 
χιλιάς
, χιλιαδός
, fr. χίλιοι 
a thousand.] A thousand; the aggregate of a thousand things; especially, a period of a thousand years. 
The world, then in the seventh 
chiliad
, will be assumed up unto God. Sir. T. More.
Webster 1828 Edition
Chiliad
CHILIAD
,Noun.
  1.
  A thousand; a collection or sum, containing a thousand individuals or particulars.2.
  The period of a thousand years.Definition 2025
chiliad
chiliad
English
Noun
chiliad (plural chiliads)
- a group of 1000 things
- a period of 1000 years; a millennium