follow Dictionary.com

What's the difference between i.e. and e.g.?

caustic surface

noun, Optics.
1.
the surface to which all light rays emanating from a single point and reflected by a curved surface, as a concave mirror, are tangent.
Also called caustic.
Origin
1865-1870
1865-70
Dictionary.com Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2014.
Cite This Source

Word of the Day

Word Value for caustic

11
14
Scrabble Words With Friends

Quotes with caustic-surface