from The Century Dictionary.
- In geometry, belonging to caustic curves formed by reflection.
- noun In optics, a caustic curve formed by the reflection of the rays of light: so called to distinguish it from the diacaustic, which is formed by refracted rays. See
caustic, n., 3.
from the GNU version of the Collaborative International Dictionary of English.
- adjective (Physics) Relating to, or having the properties of, a caustic curve formed by reflection. See
- noun (Physics) A caustic curve formed by reflection of light.
from Wiktionary, Creative Commons Attribution/Share-Alike License.
- noun a
caustic curveformed by light reflectingfrom a curved surface
- noun mathematics the
envelopeof all raysthat emanatefrom a specified point(the radiant point) and reflectfrom a given curve; the evoluteof the orthotomic
Sorry, no etymologies found.
You know the ordinary nephroid as the reflected catacaustic of a circle, the involute of Caley’s sextic, and a generally good-natured two-cusped epicycloid.