GRAVとは 意味・読み方・使い方

名詞

grav (複数形 gravs)

1. A unit of force or acceleration equal to the standard acceleration of free fall.
   • 1968, Fritz Leiber, A specter is haunting Texas:

     My heart was pounding as it pumped blood to my brain — no small job, considering my height and the gravs.

   • 2009, Jack Davis, Will Elder, Al Jaffee, Humbug, →ISBN, page 32:

     Proceed at a speed of four light years after accelerating thirteen gravs per millisecond.”

   • 2014, Gregory Benford, Larry Niven, Shipstar: A Science Fiction Novel, →ISBN:

     . “They're small, can maneuver faster than we can,”Clare said. “Accelerating at three gravs, too.”

2. (science fiction) An artificial gravity generator.
   • 1950, Nelson Bond, Lancelot Biggs: Spaceman, →ISBN, page 76:

     Since there is no such thing as top or bottom in space, the ship's artificial gravs hold you to the floor no matter which end of the vessel points which way.

   • 2007, L. E. Modesitt, Jr., The Ecolitan Enigma, →ISBN:

     ... We will be going to low-gravity just before jump. Passengers should be firmly strapped in at this time." "Good," murmured Muerotte. "Cutting gravs...brace yourself.

   • 2010, L. E. Modesitt, Jr., The Parafaith War, →ISBN:

     Trystin shut down the ventilation system and shifted the last of the power for gravs into the thrusters.

3. (science fiction) An anti-gravity device.
   • 1992, Bill Baldwin, The Defenders:

     A starship thundered invisibly close overhead, its gravs at full lift-off power.

   • 1992, Gardner Dozois, Geodesic Dreams: The Best Short Fiction Of Gardner Dozois, →ISBN, page 83:

     The orbot was a speck, a clot, a ball, a toy. It was gliding silently in on gravs, directly overhead.

   • 2008, Martin Rait, FSpace Roleplaying Conspiracy Convention Skills Guide v1.1, →ISBN, page 7:

     Air cars include any vehicle which are grav powered and are capable of flying, but unlike aeroplanes they handle similar to normal ground cars.

   • 2011, R Richard, Second Chance King of Avuls, →ISBN, page 7:

     I set things up for the grav sled support and the Averonian operation.

   • 2011, J. E. Murphy, Sanctuary, →ISBN, page 317:

     With the gravs, I can land in ten seconds and be cutting a door for you at the same time.