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

ulan \u"lan\, n.
   see uhlan.
   1913 webster
see also:
uhlan 

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

uhlan \uh"lan\, n. g. uhlan, pol. ulan, hulan, from turk.
   ogl=an a youth, lad; of tartar origin. written also
   ulan, and formerly hulan.
   1. one of a certain description of militia among the tartars.
      1913 webster

   2. mil. one of a kind of light cavalry of tartaric origin,
      first introduced into european armies in poland. they are
      armed with lances, pistols, and sabers, and are employed
      chiefly as skirmishers.
      1913 webster
see also:
ulan hulan 

Ulan >> U Words
Ulan, definition of term: Ulan
ulan_pag1.html

Ulan Bator >> U Words
Ulan Bator, definition of term: Ulan Bator
ulan+bator_pag1.html