Definition of Circles

1. Noun. A bagginess of the skin below the eyes from lack of sleep. ¹

2. Noun. (plural of circle) ¹

3. Verb. (third-person singular of circle) ¹

¹ Source: wiktionary.com

Definition of Circles

1. circle [v] - See also: circle

Lexicographical Neighbors of Circles

circle sector
circle segment
circle skirt
circle skirts
circle strafe
circle strafed
circle strafes
circle strafing
circle the drain
circle the wagons
circled
circlejerk
circlelike
circler
circlers
circles (current term)
circles of fifths
circlet
circlets
circlewise
circline
circlines
circling
circling disease
circling the drain
circling the wagons
circlings
circlip
circlips
circocele

Literary usage of Circles

Below you will find example usage of this term as found in modern and/or classical literature:

1. A Treatise on Conic Sections: Containing an Account of Some of the Most by George Salmon (1904)
"V/*- Hence, the locus of a point, the sum or difference of whose tangents to two given circles is constant, is a conic having double contact with the two ..."

2. Proceedings of the Cambridge Philosophical Society by Cambridge Philosophical Society (1895)
"of circles; and it is possible out of the 70 tetrads to select (and that in 6 ways) a tetrad of blue circles, such that there exists a fourth red circle ..."

3. Projective Geometry by Oswald Veblen, John Wesley Young (1918)
"Since any two circles fall under one of the four cases, we have THEOREM 30. ... Two conies determined by circles are contained in a unique pencil of conies, ..."

4. A History of Greek Mathematics by Thomas Little Heath (1921)
"Book II begins with a definition of circles on a sphere which touch one another; ... 3-5 relate to circles on the sphere touching one another and therefore ..."

5. A Course in Mathematical Analysis by Edouard Goursat (1916)
"The double series (2) is absolutely convergent when the variables z and z' are respectively in the interior of the two circles C and C', and divergent when ..."

6. The Thirteen Books of Euclid's Elements by Euclid, Johan Ludvig Heiberg (1908)
"and D within the circle ABC, the circles must have cut between A and C and ... That is, the circles must have three common points : which is impossible. ..."

7. The Cambridge Modern History by John Emerich Edward Dalberg Acton Acton, Ernest Alfred Benians, Sir Adolphus William Ward, George Walter Prothero (1902)
"Definite names were given to the older circles, and in each Circle a Captain appointed by it was empowered to carry out with the help of a force of cavalry ..."

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