Kahn test

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noun Medicine/Medical.

a test for syphilis based on the formation of a precipitate in a mixture of serum and antigen.

QUIZ

QUIZ YOURSELF ON "WAS" VS. "WERE"!

Were you ready for a quiz on this topic? Well, here it is! See how well you can differentiate between the uses of "was" vs. "were" in this quiz.

Question 1 of 7

“Was” is used for the indicative past tense of “to be,” and “were” is only used for the subjunctive past tense.

Origin of Kahn test

First recorded in 1960–65; named after R. L. Kahn (1887–1979), American bacteriologist, who developed it

The gentleman was listed as Orthodox and kosher, which is way too religious for my friend whose JSwipe account I was test-driving.
My Week on Jewish Tinder|Emily Shire|January 5, 2015|DAILY BEAST
Apparently, the company “failed to properly test its systems.”
Best Buy Punches Back at Amazon|William O’Connor|December 27, 2014|DAILY BEAST
If it was the United States, the operation will test the bounds of international law.
Cyberwar on North Korea Could Be Illegal|Shane Harris|December 23, 2014|DAILY BEAST
One chemical test involves measuring the relative amount of deuterium in water.
Are Comets the Origin of Earth’s Oceans?|Matthew R. Francis|December 14, 2014|DAILY BEAST

Whether it was actual ignorance, senility, or some obscure test, it's hard to know.
Alfred Hitchcock’s Fade to Black: The Great Director’s Final Days|David Freeman|December 13, 2014|DAILY BEAST
For this use of the voice in the special service of will-power, or propelling force, it is necessary first to test its freedom.
Expressive Voice Culture|Jessie Eldridge Southwick
The most promising of the methods which have been devised are cryoscopy, the methylene-blue test, and the phloridzin test.
A Manual of Clinical Diagnosis|James Campbell Todd
The phloridzin test consists in the hypodermic injection of a small quantity of phloridzin.
A Manual of Clinical Diagnosis|James Campbell Todd
Should the vapor not condense well, the test-tube may be immersed in a glass of cold water.
A Manual of Clinical Diagnosis|James Campbell Todd
It is at best an empirical test and must be interpreted in the light of clinical symptoms.
A Manual of Clinical Diagnosis|James Campbell Todd