dioptricaladj.
ΘΚΠ
the world > the earth > earth sciences > geography > map-making > surveying > [adjective] > of instruments for surveying > relating to specific instruments
dioptricala1613
dioptric1625
pertical1625
tacheometric1900
tachymetric1900
a1613 E. Brerewood Enq. Langs. & Relig. (1614) xiii. 110 Of which height..it is obserued in Plinie, that Dicæarchus by Dioptricall Instruments, found the Hill Pelius..to bee.
1656 T. Blount Glossographia Dioptrical, pertaining to Dioptra.
2. = dioptric adj. 2, 3.
ΘΚΠ
the world > physical sensation > sight and vision > optical instruments > instruments to refract, etc., light > [adjective] > refractor
dioptral1610
dioptric1653
dioptic1656
dioptrical1664
refracting1747
dioptical1818
1664 H. Power Exper. Philos. Pref. sig. A3 Dioptrical Glasses..are but a Modern Invention.
1677 A. Horneck Great Law Consideration (1704) ii. 17 Little animals..viewed through Dioptrical glasses.
1769 S. Hardy (title) A Translation of Scheffer's Treatise on the Emendation of Dioptrical Telescopes.
3. Of or belonging to dioptrics; skilled in dioptrics.
ΚΠ
1664 H. Power Exper. Philos. i. 78 Dioptrical Artists.
1752 J. Short in Philos. Trans. 1769 (Royal Soc.) (1770) 59 507 Of a radius somewhat longer than the focal length you want, for a dioptrical reason.
1800 Young in Philos. Trans. (Royal Soc.) 91 27 Dioptrical propositions.
ΘΚΠ
the world > matter > light > transparency or translucence > [adjective]
shireOE
brightOE
through-shineOE
cleanc1040
cleara1400
transparent1413
crystalc1425
crystallinec1425
crystal-clear?a1439
pure1481
perspicuatea1500
beryl1508
through-shining1526
diaphane1561
thorough-seeable1562
pellucid1563
sheer1565
translucent1568
liquid1590
tralucent?1592
perspicuous1599
thorough light1601
diaphanic1614
diaphanous1614
perspicable1615
translucid1615
diaphanal1616
lucid1620
diaphaned1626
transpicuous1638
perlucid1647
dioptrical1760
dioptric1801
unconcealing1804
see-through1851
pellucent1886
pool-clear1924
1760 L. Sterne Life Tristram Shandy I. xxiii. 166 To have..gone softly, as you would to a dioptrical bee-hive, and look'd in.
Derivatives
diˈoptrically adv. by means of refraction.
ΘΚΠ
the world > physical sensation > sight and vision > optical instruments > instruments to refract, etc., light > [adverb] > refractor
dioptrically1732
1732 A. Bower Historia Litteraria 3 363 To produce very extraordinary Effects..either dioptrically or catoptrically.
1849–52 Todd's Cycl. Anat. & Physiol. IV. ii. 1441/2 Dioptrically-formed coloured margins.
1883 Carpenter in Encycl. Brit. XVI. 266/1 at Microscope Images dioptrically formed of the general outlines and larger details of microscopic objects.
This entry has not yet been fully updated (first published 1896; most recently modified version published online June 2022).
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adj.a1613