similar to conditions (as of gravity or atmosphere) normally found on Earth; having conditions like those on Earth
They had six legs apiece, stumpy and thick, designed to lift tons against two and a half times normal Earth gravity. Their reflexes were that many times Earth-normal speed, to make up for the gravity.
None of us have to pretend that our living arrangements would keep us out of jail in Boston, or that they have to involve any Earth-normal excuses.
He has never felt full earth-normal gravity. Absolutely everything about Earth is strange to him.
They'd rigged up a force-field on Eros, holding out the black cold of interplanetary space and holding in Earth-normal atmosphere and artificial gravity for the benefit of the Chairman of the Board of Judges.
There are a dozen other details which can’t be set down in words; the point is you have to be a spaceman when you do it, with a spaceman’s alert body and unconscious balance—you have to live it. A city man blunders along on smooth floors all his life, steady floors with Earth-normal gravity, and will trip over a cigarette paper, like as not. Not so a spaceman.
And it wasn’t because a planet deviated from the Earth-normal conditions of the Enterprise.
The creature had three triangular teeth that could have…broken the carapace of an Earth-normal crab.
The designers…had specified a cylindrical aquarium, with an Earth-normal saltwater environment.
We are somewhat apart in age, out of synch, as her body, born in space, could not adjust properly to earth[-]normal conditions, and years she spent in ageless slumber while a cure was sought.
John W. Campbell, Jr., 'The Electronic Siege'
Last modified 2021-03-25 06:57:23
In the compilation of some entries, HDSF has drawn extensively on corresponding entries in OED.