eccentricity
nounC1Định nghĩa theo từ loại
Danh từ
nounPlural noun:
eccentricities
- 1.
(countable, uncountable)The quality of being eccentric or odd; any eccentric behaviour.
- 2.
(countable, uncountable)(geometry) The ratio, constant for any particular conic section, of the distance of a point from the focus to its distance from the directrix.
For an ellipse, the eccentricity is the ratio of the distance from the center to a focus divided by the length of the semi-major axis.
- 3.
(countable, uncountable)(astronomy) The eccentricity of the conic section (usually an ellipse) defined by the orbit of a given object around a reference object (such as that of a planet around the sun).
- 4.
(countable, uncountable)(graph theory) The farthest distance from a vertex to any other vertex.
Nguồn gốc từ
Latin eccentricitās. eccentric.