¹ Source: wiktionary.com
Definition of Nonfocal
1. not focal [adj]
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Lexicographical Neighbors of Nonfocal
Literary usage of Nonfocal
Below you will find example usage of this term as found in modern and/or classical literature:
1. Projective Geometry by Oswald Veblen, John Wesley Young (1918)
"At any nonfocal point in the plane of a conic there is a unique pair of orthogonal lines which are conjugate with regard to the conic. ..."
2. An Elementary Treatise on Conic Sections by Charles Smith (1893)
"If the sides of a triangle touch a conic, and if two of the angular points move on fixed confocal conies, the third angular point mill describe a nonfocal ..."
3. Management & Therapy of Sickle Cell Disease edited by Clarice D. Reid, Samuel Charace, Bertram Lubin (1997)
"nonfocal complaints such as dizziness, headache, or fainting are not in themselves representative of cerebral vascular disease but should be investigated ..."
4. United States Naval Medical Bulletin by Navy Dept, United States, Bureau of Medicine and Surgery (1916)
"GB for the Hospital Corps, •would favor the nonfocal but direct infection theory in their infective environment; but it is certain that hospital corpsmen ..."