antiworldとは 意味・読み方・使い方

名詞

antiworld (複数形 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, Rudolʹf 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!

同意語

• antiplanet