-er /ɝ; ||r/



 -er .
 1.  The termination of many English words, denoting the agent; -- applied either to men or things; as in hater, farmer, heater, grater. At the end of names of places, -er signifies a man of the place; as, Londoner, i. e., London man.
 2.  A suffix used to form the comparative degree of adjectives and adverbs; as, warmer, sooner, lat(e)er, earl(y)ier.

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 Er
      n 1: a trivalent metallic element of the rare earth group; occurs
           with yttrium [syn: erbium, atomic number 68]
      2: a room in a hospital or clinic staffed and equipped to
         provide emergency care to persons requiring immediate
         medical treatment [syn: emergency room]


 Er, watchman