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Longman Dictionary of Contemporary English
elliptical
adjective
COLLOCATIONS FROM CORPUS
■ NOUN
orbit
▪ Radial burns can also be used to circularize an elliptical orbit.
▪ In this cumbersome manner the elliptical orbits of the planets could all be defined within the context of the perfect circle.
▪ Kepler published his discovery of the elliptical orbits of planets in 1609.
▪ For example, consider a spacecraft flying in an elliptical orbit and burning its engines at the moment it reaches perigee.
EXAMPLES FROM OTHER ENTRIES
▪ A striking feature of this architectural style is the elliptical windows.
▪ Kepler first discovered the elliptical orbits of the planets.
▪ The earth moves around the sun in an elliptical orbit.
▪ The theme is often hard to find in his elliptical storytelling
EXAMPLES FROM CORPUS
▪ Compared with the lectures, the book is condensed, elliptical and impatient.
▪ First, how is successful communication possible despite the fact that many utterances produced are incomplete, elliptical or linguistically ill-formed?
▪ I gather from the elliptical description that follows that he began to patronize the coffee shop a lot more frequently.
▪ Karlin relates the oppressive anti-Semitism his forebears endured in a vague, almost elliptical style with dips into the stream of consciousness.
▪ The blade is as long as the petiole, elliptical, and dark green with very dark nerves.
▪ The body was supported on three-quarter elliptical springs at the end.
▪ The Earth is bowl-shaped and elliptical, with a length one and a half times its breadth.
The Collaborative International Dictionary
Elliptical

Elliptic \El*lip"tic\, Elliptical \El*lip"tic*al\, a. [Gr. ?: cf. F. elliptique. See Ellipsis.]

  1. Of or pertaining to an ellipse; having the form of an ellipse; oblong, with rounded ends.

    The planets move in elliptic orbits.
    --Cheyne.

    The billiard sharp who any one catches, His doom's extremely hard He's made to dwell In a dungeon cell On a spot that's always barred. And there he plays extravagant matches In fitless finger-stalls On a cloth untrue With a twisted cue And elliptical billiard balls!
    --Gilbert and Sullivan (The Mikado: The More Humane Mikado Song)

  2. Having a part omitted; as, an elliptical phrase.

  3. leaving out information essential to comprehension; so concise as to be difficult to understand; obscure or ambiguous; -- of speech or writing; as, an elliptical comment.

    Elliptic chuck. See under Chuck.

    Elliptic compasses, an instrument arranged for drawing ellipses.

    Elliptic function. (Math.) See Function.

    Elliptic integral. (Math.) See Integral.

    Elliptic polarization. See under Polarization.

Douglas Harper's Etymology Dictionary
elliptical

1650s, "elliptic in shape;" see elliptic + -al (1). Grammatical sense of "missing essential words or phrases" is recorded from 1778 (see ellipsis). Related: Elliptically.

Wiktionary
elliptical

a. 1 In a shape reminding of an ellipse; oval. 2 Of, or showing ellipsis; having a word or words omitted. 3 (context of speech English) concise, condensed. 4 (context mathematics rare English) (alternative form of elliptic English) 5 Being flat and in the shape of a twice-symmetrical ellipse; oval. n. 1 (context astronomy English) An elliptical galaxy 2 An elliptical trainer

WordNet
elliptical
  1. adj. containing or characterized by ellipsis; "the clause of comparison is often elliptical"- G.O.Curme [syn: elliptic]

  2. rounded like an egg [syn: egg-shaped, elliptic, oval, ovate, oviform, ovoid, prolate]

  3. characterized by extreme economy of expression or omission of superfluous elements; "the dialogue is elliptic and full of dark hints"; "the explanation was concise, even elliptical to the verge of obscurity"- H.O.Taylor [syn: elliptic]

Wikipedia

Usage examples of "elliptical".

The relief was elliptical, about three feet long, and carved with a rudimentary face-a depiction of the West Wind as an angel-like countenance.

It had announced in its elliptical way to Mayor Dagman Beyn, more than two hundred years ago, that it would live below the city.

Those on highly elliptical trajectories, those that cross the orbits of other planets, Will sooner or later collide or, by a near miss, be gravitationally ejected from the Solar System.

They are covered exteriorly with papillae of different sizes, many of which have an elliptical outline.

Each skull was twice as long as it was high, with large eyeholes, gaping pre-orbital fenestrae halfway down the snout, and elliptical nares.

The whole White House complex seemed to extend lengthwise to the east and west, surrounded by trees and an elliptical driveway to the south.

In Astronomy, Jake was, as usual, peering wistfully at a galaxy somewhere out on the marches of nowhen, trying to turn spiral arms into elliptical orbits without recourse to the calculations section.

The river again, writhing and orderless in the lunar night, the plumed snout of a still-rumbling factory, warehouses that marched past slowly on either side and seemed to glance back over their shoulders at the car, a stretch of black grass in which an elliptical pond glinted and winked.

Thanks to the effect of various gravities working on both the target sitebe it another ship, the Moon, or whereverand the ship launching the asteroid toward the target site, elliptical orbits and ever-changing flight times, successive approximations were the backbone of the asteroid-mining industry.

It has smooth heart-shaped leaves, and produces scarlet, elliptical berries larger than those of the White Bryony.

The canvas he was working on was an elliptical sail of monomolecular film nearly thirty thousand kilometers long.

We would meet the moon itself, with our supply depot, after our main engine burn at periapsis put us in an elliptical transfer orbit.

The foliage is entirely stemless, the nude flower stalks issuing from between the leaves, which are roundly toothed, evenly and deeply wrinkled, and elliptical in outline.

I found that with each mixture there was a time of exposure which would produce the deepest blue, that with over-exposure the blue gradually turned gray, and that if a curve should be plotted, the abscissas of which should represent the time of exposure, and the ordinates of which should represent the intensity of the blue the curves drawn would have approximately an elliptical form, so that if one knew the exact time of exposure which would give the best result with any mixture, one might deviate two or three minutes either way from that time without producing a noticeable result.

He put together a sequence of five burns that took them into a long, elliptical matching orbit with the Airbus tanks.