(colloquial, derogatory) preference for one's feelings or beliefs over the reality that they contradict

A Spanish-built road connecting the missions of Alta California.

plural of real number system

plural of real number line

plural of real vector space

(Canada, US, vulgar, slang) A situation suddenly became much more dangerous or serious from the viewpoint of the speaker.

(mathematics) The real number system adjoined with two extra symbols: ∞ and −∞, inheriting the ordering of the real number system, and defining −∞ to be less than any real number, and ∞ to be larger than any real number.

(aphorism, humorous) The stereotypical man does not do things that are considered effeminate.

(idiomatic, humorous) A request for the real person or thing to be identified from among others that are similar.

The journey is often more important than the destination.