adjective.feeling or inspiring nostalgia: such as

• As we drove through the French countryside, I couldn't help being not just nostalgic, but wistful, about how simple wine was 25 years ago.
• The protest mostly featured the usual suspects—anti-capitalists, environmentalists, union types chanting "Solidarity," and aging hippies nostalgic for their youth.

adjective.longing for or thinking fondly of a past time or condition

• He loved good stories, especially nostalgic ones from his boyhood, and relished the telling.
• He soon parlayed his nostalgic pictures into a business that would eventually include writing, antique collecting, museum operations, and reproduction-furniture making.

adjective.evocative of a longed-for past time or condition

noun.someone who longs for a past time or condition: a person given to nostalgia

• There are nostalgics on both sides who felt better with a predictably snarling standoff than with the uncertain paths now opening.
• Eventually it would become an empty shell, a refuge for nostalgics unable to accept the challenge facing all organizations in a changing world; adapt or perish.