1. 
2. 
[syn: nationally, nationwide, across the nation, across the country]
The Collaborative International Dictionary of English v.0.48:
Nationally \Na"tion*al*ly\, adv.
   1. In a national manner or way; as a nation. "The jews . . .
      being nationally espoused to God by covenant." --South.
      [1913 Webster]
   2. Throughout the nation; as, nationally famous.
      [PJC]
WordNet (r) 3.0 (2006):
nationally
    adv 1: with regard to a nation taken as a whole; "a nationally
           uniform culture"
    2: extending throughout an entire nation; "nationally
       advertised"; "it was broadcast nationwide" [syn:
       nationally, nationwide, across the nation, across the
       country]