The Collaborative International Dictionary of English v.0.48:

Install \In*stall"\, v. t. [imp. & p. p. Installed; p. pr. &
   vb. n. Installing.] [F. installer, LL. installare, fr.
   pref. in- in + OHG. stal a place, stall, G. stall, akin to E.
   stall: cf. It. installare. See Stall.] [Written also
   instal.]
   [1913 Webster]
   1. To set in a seat; to give a place to; establish (one) in a
      place.
      [1913 Webster]

            She installed her guest hospitably by the fireside.
                                                  --Sir W.
                                                  Scott.
      [1913 Webster]

   2. To place in an office, rank, or order; to invest with any
      charge by the usual ceremonies; to instate; to induct; as,
      to install an ordained minister as pastor of a church; to
      install a college president.
      [1913 Webster]

            Unworthily
            Thou wast installed in that high degree. --Shak.
      [1913 Webster]

WordNet (r) 3.0 (2006):

install
    v 1: set up for use; "install the washer and dryer"; "We put in
         a new sink" [syn: install, instal, put in, set up]
    2: put into an office or a position; "the new president was
       installed immediately after the election" [syn: install,
       instal]
    3: place; "Her manager had set her up at the Ritz" [syn:
       install, instal, set up, establish]

Moby Thesaurus II by Grady Ward, 1.0:

80 Moby Thesaurus words for "install":
   allocate, anoint, assign, base, bring up, broach, build, build in,
   chair, christen, collocate, connect, constitute, crown, deploy,
   dispose, effect, effectuate, emplace, enlist, enroll, enthrone,
   establish, fit, fix, float, form, found, get a fix, ground,
   home in on, inaugurate, incept, induct, initiate, instate,
   institute, introduce, invest, launch, lay the foundation, lift up,
   localize, locate, materialize, navigate, ordain, organize,
   pin down, pinpoint, pitch, place, place in office, plant, position,
   put, put in, put in place, put up, raise, realize, ring in, seat,
   set, set agoing, set on foot, set up, settle, sign on, sign up,
   situate, spot, start going, start up, throne, triangulate, turn on,
   usher in, vest, zero in on