groundbreaking

1. The ceremonial breaking of the ground to formally begin a construction project (synset 100240350)
   is a type of:

   • beginning, commencement, start - the act of starting something
   • ceremony - the proper or conventional behavior on some solemn occasion
   same as: groundbreaking ceremony

1. Being or producing something like nothing done or experienced or created before (synset 301692228)
   "stylistically innovative works"; "innovative members of the artistic community"; "a mind so innovational, so original"
   similar to: original - being or productive of something fresh and unusual; or being as first made or thought of
   same as: innovational, innovative

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