• WordNet 3.6
    • adj tractable readily reacting to suggestions and influences "a responsive student"
    • adj tractable easily managed (controlled or taught or molded) "tractable young minds","the natives...being...of an intelligent tractable disposition"- Samuel Butler"
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Webster's Revised Unabridged Dictionary
    • Tractable Capable of being easily led, taught, or managed; docile; manageable; governable; as, tractable children; a tractable learner. "I shall find them tractable enough."
    • Tractable Capable of being handled; palpable; practicable; feasible; as, tractable measures.
    • ***
Century Dictionary and Cyclopedia
    • tractable Capable of being touched, handled, or felt; palpable.
    • tractable Easily handled or wrought.
    • tractable Hence Manageable; governable; easily led; docile; pliant.
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Chambers's Twentieth Century Dictionary
    • adj Tractable easily drawn, managed, or taught: docile
    • ***


Webster's Revised Unabridged Dictionary
L. tractabilis, fr, tractare, to draw violently, to handle, treat. See Treat (v. t.)
Chambers's Twentieth Century Dictionary
L. tractus, pa.p. of trahĕre, to draw.


In literature:

By this time both little ones were growing sleepy, and were in a quiet, tractable frame of mind.
"Marjorie's Busy Days" by Carolyn Wells
Down the dimly lighted passage she walked rapidly, while the jester tractably and silently followed.
"Under the Rose" by Frederic Stewart Isham
He appeared to have reached that degree of culture that disarms viciousness and softens stubbornness into tractability.
"Incidents of the War: Humorous, Pathetic, and Descriptive" by Alf Burnett
But she had a very pleasant home, and her stepchildren proved tractable.
"A Little Girl of Long Ago" by Amanda Millie Douglas
But Margaret is generally, I must say, a very tractable child.
"A True Friend" by Adeline Sergeant
Which, tractable, endured the rigorous curb, And patient; yet he turn'd from side to side.
"The Odyssey of Homer" by Homer
I found them very docile and tractable.
"The Adventures of the Chevalier De La Salle and His Companions, in Their Explorations of the Prairies, Forests, Lakes, and Rivers, of the New World, and Their Interviews with the Savage Tribes, Two Hundred Years Ago" by John S. C. Abbott
I was thankful when he once more showed himself tractable by climbing on the driver's seat and turning our course homeward.
"The Blue Wall" by Richard Washburn Child
He found the mare more tractable than a wife with obstinate relations.
"The Journal of Negro History, Volume 7, 1922" by Various
They were skilful in the use of arms, brave, but mild and tractable in disposition.
"Journeys Through Bookland, Vol. 8" by Charles H. Sylvester

In news:

Many interesting tractable problems are identified under the model of Constraint Satisfaction Problems.
This work proposes a new methodology for establishing the tractability of a reasoning service that deals with expressive first-order knowledge bases.
Once similar models have been devised for more experimentally tractable organisms , Karr envisions bacteria or yeast specifically designed to mass-produce pharmaceuticals.
We study the complexity of sequentially -optimal classical planning, and discover new problem classes for whose such optimization is tractable.
Recently, considerable focus has been given to the problem of determining the boundary between tractable and intractable planning problems.
Many of the benchmark domains in AI planning are tractable on an individual basis.
In this paper, we seek a theoretical, domain-independent explanation for their tractability.
We present a family of structural conditions that both imply tractability and capture some of the established benchmark domains.
The synchronized first and additional gear in the T10 transmission made his coupe faster and more tractable.

In science:

The rules for this random walk are based on complex biological processes and it may be difficult to develop a tractable, quantitatively-accurate, individual-level model.
An equation-free computational approach for extracting population-level behavior from individual-based models of biological dispersal
It is worth mentioning that another tractable alternative for introducing multiple time scales for the volatility is a superposition of OU processes as described in .
Underlying Dynamics of Typical Fluctuations of an Emerging Market Price Index: The Heston Model from Minutes to Months
The harder problem of time correlation is addressed first, and the related but more tractable problem of time ordering is discussed second.
How Time Works in Quantum Systems: Overview of time ordering and time correlation in weakly perturbed atomic collisions and in strongly perturbed qubits
To make the model mathematically tractable, we assume that the polymer can only enter and exit a pair of neighbouring blocks at diagonally opposite corners.
Localization transition for a copolymer in an emulsion
The coarse-graining expressed by (1.2.6) and the restriction that the polymer can enter and exit a pair of neighbouring blocks only at diagonally opposite corners are necessary to make the model mathematically tractable.
Localization transition for a copolymer in an emulsion