catoptricaladj.
/kaˈtɒptrɪkəl/ Relating to a mirror or to reflexion; = catoptric adj.
ΘΚΠ
the world > matter > physics > electromagnetic radiation > light > reflection > [adjective] > relating to a reflector
catoptrical1696
catoptrica1774
specular1863
1696 Philos. Trans. 1695–7 (Royal Soc.) 19 215 The Power of Catoptrical or Dioptrical or Cata-dioptrical Machines.
1755 Philos. Trans. 1754 (Royal Soc.) 48 622 Philosophers began to increase their catoptrical experiments.
1819 H. Busk Tea 63 By catoptrical devise survey Stars.
Derivatives
catoptrically adv.
ΘΚΠ
the world > matter > physics > electromagnetic radiation > light > reflection > [adverb]
catoptrically1870
specularly1930
1870 Eng. Mech. 501/3 It may be used catoptrically.
This entry has not yet been fully updated (first published 1889; most recently modified version published online June 2018).
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