Hypertext Webster Gateway: "undated"
From Webster's Revised Unabridged Dictionary (1913) (web1913)
Undated \Un"da*ted\, a. [L. undatus, p. p. of undare to rise in
waves, to wave, to undulate, fr. unda a wave. See
{Undulate}.] (Bot.)
Rising and falling in waves toward the margin, as a leaf;
waved.
From Webster's Revised Unabridged Dictionary (1913) (web1913)
Undated \Un*dat"ed\, a. [Pref. un- + dated.]
Not dated; having no date; of unknown age; as, an undated
letter.
From WordNet (r) 1.7 (wn)
undated
adj : not bearing a date; "a dateless letter" [syn: {dateless}]
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