Optic
['ɒptɪk] or ['ɑptɪk]
Definition
(a.) The organ of sight; an eye.
(a.) An eyeglass.
(a.) Alt. of Optical
Inputed by Alphonso
Synonyms and Synonymous
a. Visual.
Typist: Rodger
Definition
adj. relating to sight or to optics.—n. Op′tic (Pope) an organ of sight: an eye.—adv. Op′tically.—ns. Optic′ian one skilled in optics: one who makes or sells optical instruments; Op′tics (sing.) the science of the nature and laws of vision and light; Optim′eter Optom′eter an instrument for measuring the refractive powers of the eye; Optom′etry the measurement of the visual powers.—Optic axis the axis of the eye—that is a line going through the middle of the pupil and the centre of the eye.
Typed by Belinda
Examples
- An ordinary optic nerve is about the thickness of a thread, but his is like a cord. Frank Lewis Dyer. Edison, His Life and Inventions.
- He was a vivisector, made sections of the brain in order to determine the funct ions of its parts, and severed the gustatory, optic, and auditory nerves with a similar end in view. Walter Libby. An Introduction to the History of Science.
- If a red rose is seen, it is because the optic nerves sensitive to red have been stimulated and have carried the message to the brain. Bertha M. Clark. General Science.
- A snowy field stimulates equally all three sets of optic nerves--the red, the green, and the blue. Bertha M. Clark. General Science.
- When the oculist finished, he turned to me and said: 'I have been many years in the business, but have never seen an optic nerve like that of this gentleman. Frank Lewis Dyer. Edison, His Life and Inventions.
- In physics they invented the pendulum, and produced work on optics. H. G. Wells. The Outline of History_Being a Plain History of Life and Mankind.
- To the sum total of human knowledge no department of science has contributed more than that of optics. Edward W. Byrn. The Progress of Invention in the Nineteenth Century.
- The field of optics is so large that many interesting branches can receive only a casual mention. Edward W. Byrn. The Progress of Invention in the Nineteenth Century.
- How daintily he held a glass to one of his optics! Charlotte Bronte. Villette.
- But the purpose of this work is to deal with material inventions rather than scientific discoveries, and the leading invention in optics is the telescope. Edward W. Byrn. The Progress of Invention in the Nineteenth Century.
- The inventive genius of this century in the field of optics has not eclipsed the telescope and microscope of former ages. William Henry Doolittle. Inventions in the Century.
- Our use of the terms retina, cornea, and vitreous humor may be traced to the translation of his work on optics. Walter Libby. An Introduction to the History of Science.
Typist: Vern