The Collaborative International Dictionary of English v.0.48:

Lime \Lime\, n. [AS. l[imac]m; akin to D. lijm, G. leim, OHG.
   l[imac]m, Icel. l[imac]m, Sw. lim, Dan. liim, L. limus mud,
   linere to smear, and E. loam. [root]126. Cf. Loam,
   Liniment.]
   1. Birdlime.
      [1913 Webster]

            Like the lime
            That foolish birds are caught with.   --Wordsworth.
      [1913 Webster]

   2. (Chem.) Oxide of calcium, CaO; the white or gray,
      caustic substance, usually called quicklime, obtained by
      calcining limestone or shells, the heat driving off carbon
      dioxide and leaving lime. It develops great heat when
      treated with water, forming slaked lime, and is an
      essential ingredient of cement, plastering, mortar, etc.
      [1913 Webster +PJC]

   Note: Lime is the principal constituent of limestone, marble,
         chalk, bones, shells, etc.
         [1913 Webster]

   Caustic lime, Calcium hydroxide or slaked lime; also, in a
      less technical sense, calcium oxide or quicklime.

   Lime burner, one who burns limestone, shells, etc., to make
      lime.

   Lime pit, a limestone quarry.

   Lime rod, Lime twig, a twig smeared with birdlime; hence,
      that which catches; a snare. --Chaucer.
      [1913 Webster]

V.E.R.A. -- Virtual Entity of Relevant Acronyms (February 2016):

CAO
       Client Activated Object (SAO)


V.E.R.A. -- Virtual Entity of Relevant Acronyms (February 2016):

CAO
       Computer Aided Office


V.E.R.A. -- Virtual Entity of Relevant Acronyms (February 2016):

CAO
       Control Area Operator (EMS)