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Word: tougher (lookup in dictionary) (lookup stats)
Dates: during 1950-1959
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Usage:

...Laboratory at Belleville, Ont. told how he hopes to lick this problem. Dr. Pielou breeds friendly bugs called Macrocentrus (which attack the destructive Oriental fruit moth) and exposes each generation of them to DDT not quite strong enough to wipe them out. The survivors, says Dr. Pielou, grow progressively tougher. Eventually, he hopes, they will be able to ignore DDT. Then they will be released in orchards to mop up the fruit moths that have survived...

Author: /time Magazine | Title: Science: DDT-Proofed | 1/1/1951 | See Source »

North Dakota will be an even tougher opponent for the Crimson in the games played New Year's Day and January 2 at Grand Forks. The Sioux will have played six games by the time they face the Crimson. Last year they won 15, lost six, and tied two, and have a core of lettermen on this year's squad...

Author: NO WRITER ATTRIBUTED | Title: Sextet Meets North Dekota, Minnesota on Western Trip | 12/20/1950 | See Source »

...fighters, the slim, fast whippets of the sky, look delicate. Actually, they are tougher, said the Air Force last week, than comparable propeller-driven aircraft. They can absorb an astonishing amount of battle damage and bring their pilots home alive. In Korea, up to mid-November, the Air Force's busiest jets (Lockheed F80 Shooting Stars) flew 57% of the fighter missions and suffered only 25% of the losses due to enemy antiaircraft fire. The Navy made a similar report on its Grumman F9F Panther...

Author: /time Magazine | Title: Science: Tough Jets | 12/18/1950 | See Source »

...Regulation X (TIME, Oct. 23), housing starts in 1951 might well be higher than FRB intended. Furthermore, the auto dealers were using old figures when they talked of slumping sales. With a threatened cut in auto output, car sales have recently spurted upward again. Nevertheless, FRB thought that tougher credit controls might check inflation-if given a chance to work...

Author: /time Magazine | Title: CONTROLS: Strength Through Pain | 12/18/1950 | See Source »

Radcliffe has had a tougher time with the CRIMSON. In 1947 it was glad to see the CRIMSON accept Radcliffe girls as correspondents--according to one student source, because "Radcliffe girls will be more sympathetic in writing the news." But the CRIMSON always presented the sour with the sweet, and one student complained, "We don't like to have all our business aired. Our interests are not their interests...

Author: By John J. Sack, | Title: Radcliffe Watches Over "Good Name" | 12/16/1950 | See Source »

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