The Collaborative International Dictionary of English v.0.48:

Erect \E*rect"\, v. t. [imp. & p. p. Erected; p. pr. & vb. n.
   Erecting.]
   1. To raise and place in an upright or perpendicular
      position; to set upright; to raise; as, to erect a pole, a
      flagstaff, a monument, etc.
      [1913 Webster]

   2. To raise, as a building; to build; to construct; as, to
      erect a house or a fort; to set up; to put together the
      component parts of, as of a machine.
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   3. To lift up; to elevate; to exalt; to magnify.
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            That didst his state above his hopes erect.
                                                  --Daniel.
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            I, who am a party, am not to erect myself into a
            judge.                                --Dryden.
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   4. To animate; to encourage; to cheer.
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            It raiseth the dropping spirit, erecting it to a
            loving complaisance.                  --Barrow.
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   5. To set up as an assertion or consequence from premises, or
      the like. "To erect conclusions." --Sir T. Browne.
      "Malebranche erects this proposition." --Locke.
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   6. To set up or establish; to found; to form; to institute.
      "To erect a new commonwealth." --Hooker.
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   Erecting shop (Mach.), a place where large machines, as
      engines, are put together and adjusted.

   Syn: To set up; raise; elevate; construct; build; institute;
        establish; found.
        [1913 Webster]

The Collaborative International Dictionary of English v.0.48:

erecting \erecting\ n.
   the act of building or putting up.

   Syn: erection.
        [WordNet 1.5]

WordNet (r) 3.0 (2006):

erecting
    n 1: the act of building or putting up [syn: erecting,
         erection]