apostilb

[ ap-uh-stilb ]

/ ˈæp əˌstɪlb /

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noun Optics.

a unit of luminance equal to one ten thousandth of a lambert.

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.

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Origin of apostilb

apo- + stilb

Words nearby apostilb

apostasy, apostate, apostatize, a posteriori, apostil, apostilb, apostle, apostlebird, Apostle pitcher, apostle plant, Apostles' Creed