notam - definition and synonyms

noun
  1.   From our crowdsourced Open Dictionary
    notice to airmen; an official announcement circulated to the aviation industry warning them of new high structures, such as cranes, that are being built

    If you want to erect a crane in London of any significant height... there is something called a Notam (Notice to Airmen)... it's a known value that the crane is there, they don't just erect them.

    Submitted from United Kingdom on 16/01/2013