DATE OF REFERENCE

Pronunciation (US):

(GB):

 I. (noun) 

Sense 1

Meaning:

(astronomy) an arbitrarily fixed date that is the point in time relative to which information (as coordinates of a celestial body) is recorded

Synonyms:

date of reference; epoch

Classified under:

Nouns denoting time and temporal relations

Hypernyms ("date of reference" is a kind of...):

date (the particular day, month, or year (usually according to the Gregorian calendar) that an event occurred)

Domain category:

astronomy; uranology (the branch of physics that studies celestial bodies and the universe as a whole)

Credits