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Word: normalization (lookup in dictionary) (lookup stats)
Dates: during 1930-1939
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Usage:

Please write sometime. I need cheering. Tell me that normal life is still going...

Author: /time Magazine | Title: Letters, Nov. 13, 1939 | 11/13/1939 | See Source »

...parthenogenesis, occurs naturally among certain insects, has been artificially induced by man in sea urchins and frogs, but never before in a mammal. Dr. Pincus used high temperature, hormone treatments and hypertonic salt solutions* to fertilize the ovum, and his canny microsurgical technique got the egg well started toward normal development in the host mother's reproductive tract...

Author: /time Magazine | Title: Science: Pincogenesis | 11/13/1939 | See Source »

...Normally the male spermatozoon is what determines the sex of the offspring. If the spermatozoon has a male-determining chromosome pattern in its nucleus, the sex will be male; if not, female. Since there was no spermatozoon in the case of the fatherless rabbit, therefore no male-determining pattern, the Pincus rabbit is a female. She seems to be perfectly normal. Mated to an ordinary buck, she produced a normal litter. These bunnies are the first in rabbit history with no maternal grandfather...

Author: /time Magazine | Title: Science: Pincogenesis | 11/13/1939 | See Source »

...Testing normal men and women in a hotbox, the Hardy crew found that the women did not begin to perspire until the temperature of their skins was two degrees higher than "the threshold of sweating" in the men. This holding back is due to a more flexible metabolism in women, which simply slows down their internal heat production in hot weather...

Author: /time Magazine | Title: Science: Woman and Heat | 11/13/1939 | See Source »

...Flying," writes Wolfgang Langewiesche, "is now possible for any person of normal intelligence who is in good health and is financially able to eat regularly." It costs $275 or less to build up the flying time required for a private license.* Thanks to the light loads their large wings carry, "light planes," which commercial pilots call flivvers, pop-bottles, and of which an unprecedented 2,500 are being turned out this year, are all but foolproof. They cost as little as $1,098 new, far less at secondhand, may be hired at 4? per seat per mile. In one such...

Author: /time Magazine | Title: Books: Popular Flying | 11/6/1939 | See Source »

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