[1] : The Collaborative International Dictionary of English v.0.48

underwent \un`derwent"\,
   imp. of undergo.
   1913 webster
see also:
undergo 

[2] : The Collaborative International Dictionary of English v.0.48

undergo \un`dergo"\, v. t. imp. underwent; p. p. undergone
   ?; 115; p. pr.  vb. n. undergoing. as. underg=an.
   see under, and go.
   1. to go or move below or under. obs.
      1913 webster

   2. to be subjected to; to bear up against; to pass through;
      to endure; to suffer; to sustain; as, to undergo toil and
      fatigue; to undergo pain, grief, or anxiety; to undergothe
      operation of amputation; food in the stomach undergoes the
      process of digestion.
      1913 webster

            certain to undergo like doom.         --milton.
      1913 webster

   3. to be the bearer of; to possess. obs.
      1913 webster

            their virtues else, be they as pure as grace,
            as infinite as man may undergo.       --shak.
      1913 webster

   4. to undertake; to engage in; to hazard. obs.
      1913 webster

            i have moved already
            some certain of the noblest-minded romans
            to undergo with me an enterprise.     --shak.
      1913 webster

   5. to be subject or amenable to; to underlie. obs.
      1913 webster

            claudio undergoes my challenge.       --shak.
      1913 webster
see also:
underwent undergone undergoing under go 

[3] : WordNet (r) 2.0

underwent
     see undergo
see also:
undergo 

[4] : WordNet (r) 2.0

undergo
     v 1: of mental or physical states or experiences; "get an idea";
          "experience vertigo"; "get nauseous"; "undergo a strange
          sensation"; "the chemical undergoes a sudden change";
          "the fluid undergoes shear"; "receive injuries"; "have a
          feeling" syn: experience, receive, have, get
     2: go or live through; "we had many trials to go through"; "he
        saw action in viet nam" syn: experience, see, go
        through
     3: accept or undergo, often unwillingly; "we took a pay cut"
        syn: take, submit
     also: underwent, undergone
see also:
experience receive have get see go through 
take submit underwent undergone 

Underwent >> U Words
Underwent, definition of term: Underwent
underwent_pag1.html