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descent

Definitions

  • Descent from the Cross
    Descent from the Cross
  • WordNet 3.6
    • n descent the act of changing your location in a downward direction
    • n descent properties attributable to your ancestry "he comes from good origins"
    • n descent a movement downward
    • n descent the descendants of one individual "his entire lineage has been warriors"
    • n descent a downward slope or bend
    • n descent the kinship relation between an individual and the individual's progenitors
    • ***
Webster's Revised Unabridged Dictionary
  • Interesting fact: Half of the 42 U.S. Presidents are of Irish descent
    • Descent (Mus) A passing from a higher to a lower tone.
    • Descent A step or remove downward in any scale of gradation; a degree in the scale of genealogy; a generation. "No man living is a thousand descents removed from Adam himself."
    • Descent Derivation, as from an ancestor; procedure by generation; lineage; birth; extraction.
    • Descent Inclination downward; a descending way; inclined or sloping surface; declivity; slope; as, a steep descent .
    • Descent Incursion; sudden attack; especially, hostile invasion from sea; -- often followed by upon or on; as, to make a descent upon the enemy. "The United Provinces . . . ordered public prayer to God, when they feared that the French and English fleets would make a descent upon their coasts."
    • Descent Lowest place; extreme downward place. "And from the extremest upward of thy head,
      To the descent and dust below thy foot."
    • Descent Progress downward, as in station, virtue, as in station, virtue, and the like, from a higher to a lower state, from a higher to a lower state, from the more to the less important, from the better to the worse, etc.
    • Descent That which is descended; descendants; issue. "If care of our descent perplex us most,
      Which must be born to certain woe."
    • Descent The act of descending, or passing downward; change of place from higher to lower.
    • Descent (Law) Transmission of an estate by inheritance, usually, but not necessarily, in the descending line; title to inherit an estate by reason of consanguinity.
    • ***
Century Dictionary and Cyclopedia
  • Interesting fact: When Charles Darwin published his theory on human evolution in The Descent of Man in 1871, not a single fossil that was known to be pre-human had been found to back up his ideas. Although his theory was later proved to be true, it was formulated entirely without physical evidence and based almost completely on speculation.
    • n descent The act of descending; the act of passing from a higher to a lower place by any form of motion.
    • n descent A downward slope or inclination; a declivity.
    • n descent A fall or decline from a higher to a lower state or station; declension; degradation.
    • n descent A sudden or hostile coming down upon a person, thing, or place; an incursion; an invasion; a sudden attack.
    • n descent In law, the passing of real property to the heir or heirs of one who dies without disposing of it by will; transmission by succession or inheritance; the hereditary devolution of real property either to a single heir at law (common in England) or to the nearest relatives in the same degree, whether in a descending, ascending, or collateral line. See heir.
    • n descent Genealogical extraction from an original or progenitor; lineage; pedigree; specifically, in biology, evolution; derivation: said of species, etc., as well as of individuals.
    • n descent A generation; a single degree in the scale of genealogy, traced from the common ancestor.
    • n descent Offspring; issue; descendants collectively.
    • n descent A rank; a step or degree.
    • n descent The lowest place.
    • n descent plural In fortification, a hole, vault, or hollow place made by undermining the ground.
    • n descent In music, a passing from a higher to a lower pitch.
    • n descent In logic, an inference from a proposition containing a higher term to a proposition containing a lower term. This is also called arguitive descent, in opposition to divisive descent, which is a proposition dividing a genus into its species.
    • n descent Debasement.
    • n descent Foray, raid.
    • n descent Generation, parentage, derivation.
    • ***
Chambers's Twentieth Century Dictionary
    • n Descent act of descending: transmission by succession: motion or progress downward: slope: a falling upon or invasion: derivation from an ancestor: a generation, a degree in genealogy: descendants collectively
    • ***

Quotations

  • Ambrose Bierce
    Ambrose%20Bierce
    “Genealogy. An account of one's descent from an ancestor who did not particularly care to trace his own.”
  • Nicholas Boileau
    Nicholas%20Boileau
    “If your descent is from heroic sires, show in your life a remnant of their fires.”
  • Seneca
    Seneca
    “Those who boast of their descent, brag on what they owe to others.”
  • Seneca
    Seneca
    “He who boasts of his descent, praises the deed of another.”
  • C. Wright Mills
    C. Wright Mills
    “In the world of the celebrity, the hierarchy of publicity has replaced the hierarchy of descent and even of great wealth.”
  • Charles Krauthammer
    Charles Krauthammer
    “There is no comparing the brutality and cynicism of today's pop culture with that of forty years ago: from High Noon to Robocop is a long descent.”

Etymology

Webster's Revised Unabridged Dictionary
F. descente, fr. descendre,; like vente, from vendre,. See Descend
Chambers's Twentieth Century Dictionary
Fr. descendre—L. descendĕrede, down, scandĕre, to climb.

Usage

In literature:

Rube had now recovered wind; and gathering up the rope, we stole away over the table-summit to search for a place of descent.
"The War Trail" by Mayne Reid
Understand though, we didn't propose to add surprise to the other doubtful blessings of our descent on you.
"The History of Sir Richard Calmady" by Lucas Malet
I'm disreputable by descent, and worst of all I've tried to use my brains!
"The Pirates of Ersatz" by Murray Leinster
Red Feather's descent of the chimney had not been without some disagreeable features.
"The Story of Red Feather" by Edward S. (Edward Sylvester) Ellis
Immediately the proof of four noble descents was demanded.
"The Life of Napoleon Bonaparte" by William Milligan Sloane
Corridor (descent to gunroom).
"The Voyage of the Vega round Asia and Europe, Volume I and Volume II" by A.E. Nordenskieold
Descent of the testicle.
"Surgical Anatomy" by Joseph Maclise
It is a pity, for this is the worst place in the whole descent.
"The Crystal Hunters" by George Manville Fenn
I knew well enough how the descent was to be made.
"High Adventure" by James Norman Hall
And so it is with biologists and their theory of descent.
"Darwin, and After Darwin (Vol. 1 and 3, of 3)" by George John Romanes
His eyes went to the dial that showed descent at somewhere between two and three hundred feet a minute.
"Space Platform" by Murray Leinster
The descent takes place in the short interval between the two lakes traversed by the Niagara Channel.
"The Conquest of Canada (Vol. 1 of 2)" by George Warburton
The Jacobite hopes which had been crushed by the indignation at Tourville's descent woke up to a fresh life.
"History of the English People, Volume VII (of 8)" by John Richard Green
Without pausing, he began the descent, and was followed by others, all in single file, until seventeen rode into the field of vision.
"Deerfoot in The Mountains" by Edward S. Ellis
The descent appeared terrible.
"The Great White Queen" by William Le Queux
A vertical descent of a river through a narrow rocky pass, or over a ledge, to the impediment of navigation.
"The Sailor's Word-Book" by William Henry Smyth
The ground became stony, and the descent steeper.
"Adventures of a Young Naturalist" by Lucien Biart
The descent to Susa and the great plain of the Po was long and dangerous.
"The Automobilist Abroad" by M. F. (Milburg Francisco) Mansfield
Phil knelt there silently for some minutes, shocked by his strange attack, bewildered by the unexpected descent of the borer.
"Astounding Stories, April, 1931" by Various
Accordingly, descent from the mother afforded the only criterion.
"Woman under socialism" by August Bebel
***

In poetry:

Before the holy altar bent,
There kneels a goodly pair;
A stately man, of high descent,
A woman, passing fair.
"Agnes" by Oliver Wendell Holmes
And we full oft revert to this,
To show man's true descent
From Him who is the source of bliss,
Tho' now by passions rent.
"The Heroes Of Our Day" by Joseph Horatio Chant
But as at first Thine all-pervading look
Saw from Thy Father's bosom to the abyss
Measuring in calm presage
The infinite descent;
"Tuesday Before Easter" by John Keble
And Jesus remembered the desert,
The days in the wilderness spent,
The tempting with power by Satan,
That lofty, majestic descent.
"Bad Days" by Boris Pasternak
My soul to Thee was humbly bent
Even before she had her birth,
Before upon the sphere of earth
Her heav'nly greatness made descent.
"Lord Of The World" by Shlomo ibn Gabirol
We rose up from the fountain-side;
And down the smooth descent
Of the green sheep-track did we glide;
And through the wood we went;
"The Fountain" by William Wordsworth

In news:

Aircraft starting final descent to Summit.
New Owners, Same Result for Turbulent Descent .
Turbulent Descent takes the Ballerina Stakes by 1 1/4 lengths.
Turbulent Descent made her first start for her new connections a winning one Aug 24, taking the $500,000 Ballerina Stakes (gr.
Stunning video shows Curiosity's descent to Mars.
Turbulent Descent Heads Ballerina Field.
Turbulent Descent returns to the scene of one of her most impressive victories when she makes her second start of the year Aug 24 in the $500,000 Ballerina Stakes (gr.
Mars rover Curiosity's descent to the surface.
Listen to "The Descent ".
Rover shoots movie during descent .
NASA has released a low-resolution video of the Curiosity rover during the final few minutes of its descent to the Martian surface.
INTERVIEWS Hear Bob Mould's Impeccable Power-Pop on 'The Descent '.
NASA hopes are riding on Mars rover's tricky descent .
NASA releases video of Curiosity's descent, rover returns images of Martian mountain.
Science / News UA's HiRISE Snaps Pic of Curiosity's Descent on Mars.
***

In science:

Finally, a simple descent argument shows that C has a model defined over k .
On the existence of absolutely simple abelian varieties of a given dimension over an arbitrary field
Our agent approach provides good solutions to this problem both for individual modules and the system as a whole. A module searches for a seed by moving along a gradient of least-descent.
Multiagent Control of Self-reconfigurable Robots
RC and interpret the answer in terms of Solomon’s descent algebra.
Semigroups, rings, and Markov chains
In particular, we use (and include a proof of ) Bidigare’s theorem that Solomon’s descent algebra is anti-isomorphic to the W -invariant part of the semigroup algebra of Σ.
Semigroups, rings, and Markov chains
Descent sets can be characterized in terms of the semigroup structure on Σ: Proposition 4.
Semigroups, rings, and Markov chains
It can also be described as the number of w ∈ W with descent set J .
Semigroups, rings, and Markov chains
Bidigare proved that A is anti-isomorphic to Solomon’s descent algebra, which is a certain subalgebra of the group algebra kW .
Semigroups, rings, and Markov chains
Using this set of generators, Solomon defined a subalgebra of kW, which has come to be known as the descent algebra.
Semigroups, rings, and Markov chains
It remains to show that φ(A) is the descent algebra.
Semigroups, rings, and Markov chains
Finally, our definition of descent sets has the following translation: i ∈ des(w) if and only if ℓ(wsi ) < ℓ(w), where ℓ is the length function on W with respect to the generating set S .
Semigroups, rings, and Markov chains
There has been interest recently in giving explicit formulas for orthogonal families of idempotents in the descent algebra that lift the primitive idempotents of the algebra mod its radical.
Semigroups, rings, and Markov chains
The result can be phrased in terms of descent sets.
Semigroups, rings, and Markov chains
Recall that π is said to have a descent at i if π(i) > π(i + 1), where 1 ≤ i ≤ n − 1.
Semigroups, rings, and Markov chains
The role of the descent numbers β (J ) is played by the components of the flag h-vector.
Semigroups, rings, and Markov chains
Taylor, A decomposition of the descent algebra of a finite Coxeter group, J.
Semigroups, rings, and Markov chains
***