eccentricity

Definitions

1. 1.(Math.) The ratio of the distance between the center and the focus of an ellipse or hyperbola to its semi-transverse axis.
2. 2.(Astron.) The ratio of the distance of the center of the orbit of a heavenly body from the center of the body round which it revolves to the semi-transverse axis of the orbit.
3. 3.(Mech.) The distance of the center of figure of a body, as of an eccentric, from an axis about which it turns; the throw.

Source: Webster's Unabridged Dictionary, 1913 edition (public domain, via GCIDE / Project Gutenberg).

Synonyms

Related questions

• What does "eccentricity" mean?
• What is another word for "eccentricity"?

Reverse-dictionary questions

Definition-first questions whose answer is eccentricity.

• What is the ratio of the distance between the center and the focus of an ellipse or hyperbola to its semi-transverse axis called?
• What is the ratio of the distance of the center of the orbit of a heavenly body from the center of the body round which it revolves to the semi-transverse axis of the orbit called?
• What is the distance of the center of figure of a body, as of an eccentric, from an axis about which it turns; the throw called?