English

Etymology
Variant of dioptric.

Pronunciation
IPA|/daɪ��ptrɪk�l/

Adjective
en-adj

1. obsolete Pertaining to a diopter.
2. Acting as a medium for sight; making use of refraction (of lenses etc.).
3. obsolete Capable of being seen through.

#:*1759: had the said glass been there set up, nothing more would have been wanting, in order to have taken a man's character, but to have taken a chair and gone softly, as you would to a dioptrical bee-hive, and look'd in � Laurence Sterne, The Life & Opinions of Tristram Shandy, Gentleman (Penguin 2003, p. 65)

ru:dioptrical

• 2007-07-04 16:56 - AutoFormat - -''(obsolete)'' +{{obsolete}}, -''(obsolete)'' +{{obsolete}}

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