Noun

(en noun)

A world in which everything and everyone works in perfect harmony.

* {{quote-magazine, date=2013-05-10

, author=Audrey Garric , title=Urban canopies let nature bloom , volume=188, issue=22, page=30 , magazine=(The Guardian Weekly) citation , passage=As towns continue to grow, replanting vegetation has become a form of urban utopia and green roofs are spreading fast. Last year 1m square metres of plant-covered roofing was built in France, as much as in the US, and 10 times more than in Germany, the pioneer in this field.}}

Noun

(en noun)

(philosophy) One who adheres to idealism.

Someone whose conduct stems from idealism rather than from practicality.

An unrealistic or impractical visionary.