different between hypothetical vs antiworld

English

Etymology

From Ancient Greek ?????????? (hupothetikós)

Pronunciation

• IPA^(key): /?ha?p????t?kl/

Adjective

hypothetical (comparative more hypothetical, superlative most hypothetical)

1. Based upon a hypothesis; conjectural
2. (philosophy) conditional; contingent upon some hypothesis/antecedent

Synonyms

• conjectural
• (contingent upon some hypothesis): conditional

Antonyms

• (actual): actual
• (in philosophy): categorical

Translations

Noun

hypothetical (plural hypotheticals)

1. A hypothetical situation or proposition

   These hypotheticals serve no purpose until we have more information.

Related terms

• hypothesis
• hypothesize

English

Etymology

anti- +? world

Noun

antiworld (plural antiworlds)

1. (astrophysics) A hypothetical world constructed from antimatter.
   • 1975, Sputnik (issue 7)

     But possibly there is an antiworld in which, in addition to matter, time is also negative. […] In such an antiworld man would grow younger with time and a broken glass would come together from its fragments.

   • 1982, Rudol?f Konstantinovich Balandin, Vladimir Vernadsky

     It follows that somewhere antiworlds consisting of antiparticles are bound to wander. No traces of these antiworlds have as yet been found.

   • 1988, Stephen Hawking, A Brief History of Time: From the Big Bang to Black Holes (page 75)

     There could be whole antiworlds and antipeople made out of antiparticles. However, if you meet your antiself, don't shake hands!

Translations