parabolical

Definitions

  • WordNet 3.6
    • adj parabolical having the form of a parabola
    • adj parabolical resembling or expressed by parables
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Webster's Revised Unabridged Dictionary
    • Parabolical (Geom) Having a form like that generated by the revolution of a parabola, or by a line that moves on a parabola as a directing curve; as, a parabolic conoid; a parabolic reflector; a parabolic antenna.
    • Parabolical (Geom) Having the form or nature of a parabola; pertaining to, or resembling, a parabola; as, a parabolic curve.
    • Parabolical Of the nature of a parable; expressed by a parable or figure; allegorical; as, parabolical instruction.
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Century Dictionary and Cyclopedia
    • parabolical Same as parabolic.
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Chambers's Twentieth Century Dictionary
    • adjs Parabolical like a parable or a parabola: expressed by a parable: belonging to, or of the form of, a parabola
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Etymology

Webster's Revised Unabridged Dictionary
Gr. paraboliko`s figurative: cf. F. parabolique,. See Parable
Chambers's Twentieth Century Dictionary
Gr. parabolēparaballein, to compare—para, beside, ballein, to throw.

Usage

In literature:

The suspense grew almost unbearable as the ball soared in its parabolic flight and the red-haired runner streaked dark across the green.
"The Redheaded Outfield and Other Baseball Stories" by Zane Grey
He gave reasons for believing that comets move in parabolic curves toward the sun.
"History of the Warfare of Science with Theology in Christendom" by Andrew Dickson White
In the 1909 aeroplane, shortening the curve 6 inches at the parabolic end of the curve took off 1 inch of head-on resistance.
"Flying Machines" by W.J. Jackman and Thos. H. Russell
In so doing I employed the parabolical method of savages.
"Bureaucracy" by Honore de Balzac
Galileo taught that the projectile begins to fall at once on leaving the mouth of the cannon and traverses a parabolic course.
"A History of Science, Volume 2(of 5)" by Henry Smith Williams
This notable parabolic circuit of narrow steep roads may have its difficulties for an Army and its baggages!
"History of Friedrich II. of Prussia, Vol. XVIII. (of XXI.) Frederick The Great--Seven-Years War Rises to a Height.--1757-1759." by Thomas Carlyle
Black Riley came from behind the stove and approached Fuzzy in his one-sided parabolic way.
"Strictly Business" by O. Henry
The fiery parabolic path the cast-out stump traced in the air was seen from another veranda at a distance of some twenty yards.
"Victory" by Joseph Conrad
The great parabolic head-light illuminated the track a long way in advance, all behind it being of course in darkness.
"Stories by American Authors, Volume 6" by Various
The second shot is propelled by a larger charge, and follows a parabolic arc as it falls.
"Our Legal Heritage, 5th Ed." by S. A. Reilly
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In poetry:

He clubbed his wretched company a dozen times a day;
He used to quit his charger in a parabolic way;
His method of saluting was the joy of all beholders,
But Ahasuerus Jenkins had a head upon his shoulders.
"Army Headquarters" by Rudyard Kipling

In news:

For the Dallas Convention Center, BendTec used induction bending to shape the approximately 30-ft.-long arch segments to achieve the parabolic shape.
Microstrip reflectarray antennas promise to provide the best features of printed phased-array and parabolic reflector antennas.
3M's Renewable Energy Division and Gossamer Space Frames have unveiled what they claim is the world's largest aperture parabolic trough solar collector.
A parabolic (or U-shaped) bend is a good quality for rods designed to jig in deep water.
Parabolic price movements are great fun whilst they last.
The NASDAQ technology index doubled in a year to reach 5000 during its final, parabolic run-up to March 2000.
Legend tells of Greek engineer and inventor Archimedes using parabolic mirrors to create "heat rays" to burn the ships attacking Syracuse.
Extend Your Wi-Fi Range With a Parabolic Reflector.
Parabolic Profile Allows for Ease of Access.
Extend Your Wi-Fi Range With a Parabolic Reflector .
Buono used a simple, 7-foot Westcott Silver Parabolic Umbrella with tungsten bulb to produce a glamorous look for the SNL spoof commercial, Red Flag.
It uses a 250W discharge lamp lightsource and features a high luminous parabolic reflector, CMY color mixing, a color wheel with 6 dichroic filters and open, dimmer, and near-silent cooling fans.
Day Account of Jesus's Final Week in Jerusalem, Marcus Borg and John Dominic Crossan differentiate between historical truth and parabolic truth in the resurrection accounts.
In each production unit there is one agitator and two stage impellers - one impeller with parabolic blades and one impeller with flat blades.
Behind a black mesh screen high atop the 11-story video scoreboard at Texas A&M's Kyle Field in College Station sit two tiers of eight parabolic dishes each.
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In science:

As a consequence, every parabolic subset of ∆ is a principal parabolic set.
Parabolic sets of roots
Proposition 2.10 applies to ∆′ , i.e. every parabolic subset of ∆′ is a principal parabolic set.
Parabolic sets of roots
It is clear now that the parabolic subsets of ∆ are exactly the images of the principal parabolic subsets of ∆′ under the obvious surjection V ′ → V .
Parabolic sets of roots
Note that (3.12) implies that even for the supealgebra sl(m|m) not every parabolic subset of roots is strongly parabolic.
Parabolic sets of roots
We do not know whether every parabolic subset of ∆ is strongly parabolic for 6 ≤ n ≤ 9.
Parabolic sets of roots
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