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

er \er\ n.
   the chemical symbol for erbium, a rare earth element. it
   has atomic number 68 and an atomic weight of 167.26.

   syn: erbium.
        wordnet 1.5 +pjc
see also:
erbium 

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

-er \-er\
   .

   1. as. -ere; akin to l. -arius. 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.
      1913 webster

   2. as. -ra; akin to g. -er, icel. -are, -re, goth. -iza,
      -?za, l. -ior, gr. ?, skr. -imacyas. a suffix used to
      form the comparative degree of adjectives and adverbs; as,
      warmer, sooner, lateer, earlyier.
      1913 webster

[3] : WordNet (r) 2.0

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
see also:
erbium atomic number 68 emergency room 

[4] : Virtual Entity of Relevant Acronyms (Version 1.9, June 2002)

er
     externer rechner t-online
     
     

[5] : The Free On-line Dictionary of Computing (27 SEP 03)

er
     
        entity-relationship
     
     
see also:
entity-relationship 

[6] : The Free On-line Dictionary of Computing (27 SEP 03)

er
     
         the country code for eritrea.
     
        1999-01-27
     
     
see also:
country code 

[7] : Hitchcock's Bible Names Dictionary (late 1800's)

er, watchman

-Er >> E Words
-Er, definition of term: -Er
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