snowflake

noun
snow*flake \ ˈsnō-ˌflāk \
1734{ds||1||}
  • a flake or crystal of snow
  • any of two genera (Leucojum or Acis) of Old World bulbous plants of the amaryllis family; especially : one (L. vernum) resembling the snowdrop
  • someone regarded or treated as unique or special
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