phase-contrast microscope

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noun

a microscope that makes visible details of colourless transparent objects. It employs a method of illumination such that small differences of refractive index of the materials in the object cause differences of luminous intensity by interference

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Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

How to use phase-contrast microscope in a sentence

The next phase of the trial consists of vaccinating Ebola workers on the front lines.
The Race for the Ebola Vaccine|Abby Haglage|January 7, 2015|DAILY BEAST
“After the New York mentality, it is the ultimate contrast to see people making things by hand,” he said.
The Photographer Who Gave Up Manhattan for Marrakech|Liza Foreman|January 6, 2015|DAILY BEAST
In contrast, Boehner's leadership team filed into his ceremonial office and greeted the teary newly-elected Speaker with hugs.
Democrats Accidentally Save Boehner From Republican Coup|Ben Jacobs, Jackie Kucinich|January 6, 2015|DAILY BEAST
By contrast, John McCain, the eventual GOP nominee, had raised approximately $12.7 million in the first quarter of 2007 alone.
Can Huckabee Convert the GOP’s Moneymen?|Lloyd Green|January 4, 2015|DAILY BEAST

In contrast to Paul, Huckabee has never palled around with Al Sharpton.
Can Huckabee Convert the GOP’s Moneymen?|Lloyd Green|January 4, 2015|DAILY BEAST
Crystals of urea nitrate or oxalate (Fig. 19) will soon appear and can be recognized with the microscope.
A Manual of Clinical Diagnosis|James Campbell Todd
But between the phase of schooling and the phase of adult learning there is an intermediate stage.
The Salvaging Of Civilisation|H. G. (Herbert George) Wells
But the contrast thus presented is one that has acquired a new meaning in the age in which we live.
The Unsolved Riddle of Social Justice|Stephen Leacock
In both conditions chemic tests will show hemoglobin, but in the latter the microscope will reveal the presence of red corpuscles.
A Manual of Clinical Diagnosis|James Campbell Todd
In contrast to the Widal, it begins to fade about the end of the second week, and soon thereafter entirely disappears.
A Manual of Clinical Diagnosis|James Campbell Todd

Medical definitions for phase-contrast microscope

phase contrast microscope

A microscope that uses the differences in the phase of light transmitted or reflected by a specimen to form distinct, contrasting images of different parts of the specimen.phase microscope