dateless

adj. without a date

Adjective
1. having no known beginning and presumably no end; "the dateless rise and fall of the tides"; "time is endless"; "sempiternal truth"
(synonym) endless, sempiternal
(similar) infinite
2. of such great duration as to preclude the possibility of being assigned a date; "dateless customs"
(similar) undatable
3. not bearing a date; "a dateless letter"
(synonym) undated
(similar) undatable
4. unaffected by time; "few characters are so dateless as Hamlet"; "Helen's timeless beauty"
(synonym) timeless
(similar) unaltered, unchanged

(a.)
Without date; having no fixed time.
  

Synonyms and related words:
age-old, ageless, ancient, antique, auld, ceaseless, coeternal, constant, continual, continuous, elderly, endless, eternal, eterne, ever-being, ever-durable, ever-during, everlasting, everliving, hoary, immemorial, incessant, indestructible, infinite, interminable, never-ceasing, never-ending, nonstop, nonterminating, nonterminous, of old, of yore, olamic, old, old as Methuselah, old as history, old as time, old-time, olden, perdurable, permanent, perpetual, sempiternal, steady, timeless, unceasing, unending, unintermitting, uninterrupted, unremitting, venerable, without end,
  

dateless /'deitlis/
tính từ không đề ngày tháng (thơ ca) bất tận, bất diệt (từ hiếm,nghĩa hiếm) có quá không xác định được thời đại; cũ quá không nhớ được ngày tháng
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