catoptricadj.n.

Brit.

/kaˈtɒptrɪk/,

/kəˈtɒptrɪk/, U.S.

/kəˈtɑptrɪk/

Etymology: < Greek κατοπτρικός of or in a mirror, < κάτοπτρον mirror, < κατά against + ὀπ- see + -τρον suffix of instrument.

A. adj.

Relating to a mirror or reflector, or to optical reflection.

ΘΚΠ

the world > matter > light > reflection > [adjective]

faw?a1400

relusantc1400

relucentc1487

splendent1578

sparkling1590

reflecting1591

speculable1592

reflectent1644

reflective1658

reflexious1659

reflexivea1660

specular1661

reflectant1669

reverberant1733

catoptrica1774

reverberatory1790

the world > matter > physics > electromagnetic radiation > light > reflection > [adjective] > relating to a reflector

catoptrical1696

catoptrica1774

specular1863

a1774 O. Goldsmith Surv. Exper. Philos. (1776) II. 340 There have been catoptric instruments formed for the amusement of philosophers.

1780 Philos. Trans. 1779 (Royal Soc.) 69 425 The telescope to which the catoptric micrometer is applied.

1831 D. Brewster Treat. Optics xli. 338 This catoptric lens, as it may be called.

1840 Proc. Amer. Philos. Soc. 1838–40 1 97 The catoptric examination of the eye.

1862 D. T. Ansted & R. G. Latham Channel Islands i. ii. 33 The light-houses are three in number, each having a catoptric light of the first order.

1867 G. F. Chambers Descr. Astron. vii. i. 601.

B. n.

1. plural catoptrics n. (formerly in singular) That part of Optics which treats of reflection.

ΘΚΠ

the world > matter > physics > electromagnetic radiation > light > reflection > [noun] > study of

catoptrics1570

anacamptics1696

catadioptrics1755

geometrical optics1835

fibre optics1956

1570 J. Dee in H. Billingsley tr. Euclid Elements Geom. Math. Præf. sig. bj^v That part hereof, which dealeth with Glasses..is called Catoptrike.

1587 Sir P. Sidney & A. Golding tr. P. de Mornay Trewnesse Christian Relig. xxv. 447 He must gather togther the Beames of the Skie in a mirrour, which they call Alchemusie, according to the rules of Catoptrik.

1668 Philos. Trans. 1667 (Royal Soc.) 2 626 The Catoptricks, that have for their object, Rays Reflected.

1700 Gregory in C. R. L. Fletcher Collectanea (1885) I. 321 Catoptricks and Dioptricks. Where the effects of Mirrors and glasses are shewed.

1864 J. H. Burton Scot Abroad II. i. 126.

†2. An instrument or apparatus for producing effects by reflection. Obsolete.

ΘΚΠ

the world > physical sensation > sight and vision > optical instruments > instruments to refract, etc., light > [noun] > reflector

catoptric1628

heliostat1747

reflector1777

porte-lumière1877

1628 R. Burton Anat. Melancholy (ed. 3) i. iii. iii. 201 To see strange vncouthe sights by Catoptriks.

c1660 J. Evelyn Diary anno 1644 (1955) II. 230 He with Dutch patience shew'd us his perpetual motions, Catoptrics, Magnetical experiments.

This entry has not yet been fully updated (first published 1889; most recently modified version published online December 2021).

单词	catoptric
释义	catoptricadj.n. Brit. /kaˈtɒptrɪk/, /kəˈtɒptrɪk/, U.S. /kəˈtɑptrɪk/ Etymology: < Greek κατοπτρικός of or in a mirror, < κάτοπτρον mirror, < κατά against + ὀπ- see + -τρον suffix of instrument. A. adj. Relating to a mirror or reflector, or to optical reflection. ΘΚΠ the world > matter > light > reflection > [adjective] faw?a1400 relusantc1400 relucentc1487 splendent1578 sparkling1590 reflecting1591 speculable1592 reflectent1644 reflective1658 reflexious1659 reflexivea1660 specular1661 reflectant1669 reverberant1733 catoptrica1774 reverberatory1790 the world > matter > physics > electromagnetic radiation > light > reflection > [adjective] > relating to a reflector catoptrical1696 catoptrica1774 specular1863 a1774 O. Goldsmith Surv. Exper. Philos. (1776) II. 340 There have been catoptric instruments formed for the amusement of philosophers. 1780 Philos. Trans. 1779 (Royal Soc.) 69 425 The telescope to which the catoptric micrometer is applied. 1831 D. Brewster Treat. Optics xli. 338 This catoptric lens, as it may be called. 1840 Proc. Amer. Philos. Soc. 1838–40 1 97 The catoptric examination of the eye. 1862 D. T. Ansted & R. G. Latham Channel Islands i. ii. 33 The light-houses are three in number, each having a catoptric light of the first order. 1867 G. F. Chambers Descr. Astron. vii. i. 601. B. n. 1. plural catoptrics n. (formerly in singular) That part of Optics which treats of reflection. ΘΚΠ the world > matter > physics > electromagnetic radiation > light > reflection > [noun] > study of catoptrics1570 anacamptics1696 catadioptrics1755 geometrical optics1835 fibre optics1956 1570 J. Dee in H. Billingsley tr. Euclid Elements Geom. Math. Præf. sig. bj^v That part hereof, which dealeth with Glasses..is called Catoptrike. 1587 Sir P. Sidney & A. Golding tr. P. de Mornay Trewnesse Christian Relig. xxv. 447 He must gather togther the Beames of the Skie in a mirrour, which they call Alchemusie, according to the rules of Catoptrik. 1668 Philos. Trans. 1667 (Royal Soc.) 2 626 The Catoptricks, that have for their object, Rays Reflected. 1700 Gregory in C. R. L. Fletcher Collectanea (1885) I. 321 Catoptricks and Dioptricks. Where the effects of Mirrors and glasses are shewed. 1864 J. H. Burton Scot Abroad II. i. 126. †2. An instrument or apparatus for producing effects by reflection. Obsolete. ΘΚΠ the world > physical sensation > sight and vision > optical instruments > instruments to refract, etc., light > [noun] > reflector catoptric1628 heliostat1747 reflector1777 porte-lumière1877 1628 R. Burton Anat. Melancholy (ed. 3) i. iii. iii. 201 To see strange vncouthe sights by Catoptriks. c1660 J. Evelyn Diary anno 1644 (1955) II. 230 He with Dutch patience shew'd us his perpetual motions, Catoptrics, Magnetical experiments. This entry has not yet been fully updated (first published 1889; most recently modified version published online December 2021). < adj.n.1570
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