Hypertext Webster Gateway: "Alack"
From Webster's Revised Unabridged Dictionary (1913) (web1913)
Alack \A*lack"\, interj. [Prob. from ah! lack! OE. lak loss,
failure, misfortune. See {Lack}.]
An exclamation expressive of sorrow. [Archaic. or Poet.]
--Shak.
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