intractable
/ɪnˈtɹæk.tə.bəl/ adjective
- adjective Not tractable; not able to be managed, controlled, governed or directed.
- adjective (mathematics, of a mathematical problem) Not able to be solved in polynomial time; too difficult to attempt to solve.
- adjective Difficult to deal with, solve, or manage. (of a problem)
- adjective Stubborn; obstinate. (of a person)
- adjective (medicine) Difficult to treat (of a medical condition).
Antonyms
Etymology
L. intractabilis: cf. F. intraitable, formerly also intractable. See In- not, and Tractable.
Webster’s 1913
- adjective Not tractable; not easily governed, managed, or directed; indisposed to be taught, disciplined, or tamed; violent; stubborn; obstinate; refractory; as, an intractable child.
Sources: Wiktionary · WordNet 3.0 · Webster’s 1913 — from the Wiktionary entry “intractable”, CC BY-SA 4.0. Details