Etymology
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reality (n.)

1540s, "quality of being real, objective reality," from French réalité and directly from Medieval Latin realitatem (nominative realitas), from Late Latin realis (see real (adj.)). Also compare realty, which was the older form of the word in the sense of "reality" (mid-15c.).

Meaning "real existence, what is real, the aggregate of all that is real" is from 1640s; that of "the real state (of something)" is from 1680s. Sometimes 17c.-18c. it also meant "sincerity." Reality-based is attested from 1960, in marriage counseling. Reality television is attested from 1991.

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realty (n.)

1660s, "real estate, real property," from earlier meaning "a real possession" (1540s), earlier still "reality" (mid-15c.), from Old French realite, realte, from Medieval Latin realitatem (nominative realitas), from Late Latin realis "actual" (see real (adj.)). The notion behind the word is the immobility, or the fixed, permanent nature of certain kinds of property, especially landed. Also compare reality.

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global warming (n.)
by 1983 as the name for a condition of overall rising temperatures on Earth and attendant consequences as a result of human activity. Originally theoretical, popularized as a reality from 1989.
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realistic (adj.)

1829, of art, literature, etc., "true to reality, exhibiting realism in description or representation;" 1831 as "involving a practical view of life" (opposed to idealistic); see realist + -ic. Related: Realistically.

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misdoubt (v.)

1530s, "to have doubts (of the reality of), to suspect, to regard (the truth or reality of) with suspicion," from mis- (1) "badly, wrongly" + doubt (v.). Meaning "to fear or suspect (the existence of something evil) is from 1560s. Intransitive sense of "entertain doubt" is from 1630s. Related: Misdoubted; misdoubting. As a noun, "irresolution," 1590s.

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objectivism (n.)
1854 in philosophical sense, "the doctrine that knowledge is based on objective reality," from objective (adj.) + -ism.
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motorway (n.)

"specialized highway for fast motor traffic," 1903, from motor- + way (n.). Earliest uses were hypothetical; the thing became a reality 1930s.

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disbelieve (v.)

"not to believe or credit, reject the truth or reality of," 1640s; see dis- + believe. Related: Disbelieved; disbelieving; disbeliever.

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firestorm (n.)
also fire-storm, 1580s, in poetry, from fire (n.) + storm (n.). From 1945 in reality, in reference to nuclear war.
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