elliptic

1. (geometry) Of or pertaining to an ellipse.Examples: "Novv ſince the Planets move in Elliptick Orbits, in one of vvhoſe foci the Sun is, and by a Radius from the Sun deſcribe equal Area's in equal Times, vvhich no other Lavv of a Circulating Fluid, but the Harmonical Circulation can Account for, vve muſt find out a Lavv for the Paracentrical Motion, that may make the Orbits Elliptick."; "In this chapter, the history of solving elliptic problems by direct marching methods is reviewed."Synonyms: ellipticalnot-comparable

2. (mathematics) Of or pertaining to a broad field of mathematics that originates from the problem of calculating arc lengths of an ellipse.Examples: "elliptic integral"; "elliptic function"; "elliptic curve"not-comparable

3. (mathematics, in combination, of certain functions, equations and operators) That has coefficients satisfying a condition analogous to the condition for the general equation for a conic section to be of an ellipse.Examples: "elliptic partial differential equation"; "elliptic operator"; "elliptic regularity"in-compoundsnot-comparable

4. (botany, of leaves) Oval, with a short or no point.not-comparable

5. (linguistics) Of, or showing ellipsis; having a word or words omitted; elliptical.Examples: "The message, which is elliptic, could be spelled out as: (Hello) Olive. This is Julian. I am here until you want to ring me."not-comparable