ellipsometer

[ ih-lip-som-i-ter, el-ip-, ee-lip- ]

/ ɪ lɪpˈsɒm ɪ tər, ˌɛl ɪp-, ˌi lɪp- /

Save This Word!

noun Optics.

an instrument that measures the ellipticity of polarized light, used for determining the thickness of thin films.

QUIZ

CAN YOU ANSWER THESE COMMON GRAMMAR DEBATES?

There are grammar debates that never die; and the ones highlighted in the questions in this quiz are sure to rile everyone up once again. Do you know how to answer the questions that cause some of the greatest grammar debates?

Question 1 of 7

Which sentence is correct?

His boss, whom he admires, is waiting to meet with him about the big project.

His boss, who he admires, is waiting to meet with him about the big project.

TAKE THE QUIZ TO FIND OUT

Origin of ellipsometer

ellipse + -o- + -meter

Words nearby ellipsometer

ellipsis, ellipsograph, ellipsoid, ellipsoidal, ellipsoid of revolution, ellipsometer, ellipt, elliptical, elliptical galaxy, elliptical light, elliptically