Not tractable; not easily governed, managed, or directed; indisposed to be taught, disciplined, or tamed; violent; stubborn; obstinate; refractory; as, an intractable child.
- Difficult to manage or govern; stubborn. See Synonyms at unruly.
- Difficult to mold or manipulate: intractable materials.
- Difficult to alleviate, remedy, or cure: intractable pain.