Possible Clues:

• 'Hollywood' vis-à-vis the film industry, e.g
• 'The White House' vis-à-vis the executive branch of government, e.g
• Word used for another top school year's in mass medium
• Cruise around state east of Maine — there's another word for it
• Broadway, for the theater industry
• 'The press,' for 'reporters,' e.g.
• 'The White House,' for 'the presidency,' e.g.
• In a word substitute spy chief has returned my message
• The writer's taken about 12 minutes to find substitute expression
• Example or attribute of something used to represent the whole, as 'sword' for 'military power'