Meaning of NATIONWIDE in English
na ‧ tion ‧ wide /ˌneɪʃ ə nˈwaɪd◂, ˈneɪʃ ə nwaɪd/ BrE AmE adjective [usually before noun]
happening or existing in every part of the country SYN countrywide :
a nationwide search for a missing British tourist
—nationwide adverb :
We have 350 sales outlets nationwide.
• • •
▪ everywhere adverb in or to every country or area of the world, or in or to every part of a place:
Poverty affects children everywhere.
I've been looking everywhere for my keys.
▪ everyplace adverb American English spoken everywhere:
There you are. I've been looking for you everyplace.
▪ all over preposition, adverb everywhere on a surface or in a place:
Jack's clothes were all over the floor.
Teams from all over the world will be taking part.
Fry the potatoes until they are brown all over.
▪ worldwide adverb, adjective everywhere in the world:
The Olympic Games are watched by people worldwide.
The show has a worldwide audience of 50 million viewers.
▪ nationwide adverb, adjective in all parts of a particular country:
a nationwide study of adolescents
The company has over 200 stores nationwide.
▪ throughout adverb , preposition in every part of an area or place:
The house is carpeted throughout.
He travelled throughout Scotland.
Longman Dictionary of Contemporary English. Longman - Словарь современного английского языка. 2012