| 释义 |
catacaustic, a. and n.|kætəˈkɔːstɪk|
[mod. f. Gr. κατα- back, again (as in catoptrics) + καυστικ-ός caustic. So F. catacaustique.]
catacaustic (curve); a caustic curve formed by reflexion.
1708Kersey, Catacaustick Curve. 1721Bailey, Catacausticks, causticks by Reflection. 1751Chambers Cycl. s.v. Caustic, Every curve has its twofold caustic: accordingly, caustics are divided into catacaustics and diacaustics. 1807in G. Gregory Dict. Arts. |
