the surface to which all light rays emanating from a single point and reflected by a curved surface, as a concave mirror, are tangent.
ELEMENTARY SCHOOL PUNCTUATION QUIZ
Punctuation marks help make writing easy to read and understand. Some of the most important ones are the period (.), comma (,), question mark (?), and exclamation point (!). How well do you know how to use them? Find out in this quiz!
Question 1 of 10
Which punctuation mark is best for this sentence? "Can I watch a movie __"
Also called caustic.
Origin of caustic surface
First recorded in 1865–70
Words nearby caustic surface
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2020