American Heritage® Dictionary of the English Language, Fourth Edition
- adj. That cannot be mitigated: immitigable circumstances.
Century Dictionary and Cyclopedia
- Not mitigable; incapable of being mitigated or appeased.
- adj. That cannot be mitigated
GNU Webster's 1913
- adj. Not capable of being mitigated, softened, or appeased.
- im- + mitigable (Wiktionary)
“Calista, I swear to thee, by the spotlessness of thy own soul, by the brilliancy of thy immitigable eyes, by everything pure and chaste in heaven and in thy own heart, that I will never cease from following thee!”
“Her main fault was a brooding, eternal, immitigable suspicion of all men, things, creeds, and parties; this suspicion was a mist before her eyes, a false guide in her path, wherever she looked, wherever she turned.”
“It was, indeed, Rima returned to tell me that I that loved her had been more cruel to her than her cruellest enemies; for they had but tortured and destroyed her body with fire, while I had cast this shadow on her soul — this sorrow transcending all sorrows, darker than death, immitigable, eternal.”
“‘And going upstairs I could not raise my foot against the immitigable apple tree with its silver leaves held stiff.’”
“I will stand for one moment beneath the immitigable tree, alone with the man whose throat is cut, while downstairs the cook shoves in and out the dampers.”
“There were the floating, pale - grey clouds; and the immitigable tree; the implacable tree with its greaved silver bark.”
“But we are doomed, all of us, by the apple trees, by the immitigable tree which we cannot pass.”
“His wife was the daughter of a laundress, in whose house he had lodged thirty years ago, when new to London but already long-acquainted with hunger; they lived in complete harmony, but Mrs Hinks, who was four years the elder, still spoke the laundress tongue, unmitigated and immitigable.”
“He was intent on an audacious, immitigable, and supernatural revenge.”
“Now, in the stillness, is heard the long, melancholy note of a bird, complaining above of some wrong or sorrow that man, or her own kind, or the immitigable doom of mortal affairs, has inflicted upon her, the complaining, but unresisting sufferer.”
These user-created lists contain the word ‘immitigable’.
List of adjectives such as everduring that do not frequent common speech and writing. A continuation of my list Adjectival Arcana, which had grown to over 7700 words and had become far too cumbersome.
Those I've come across and try to keep fresh within my mind.
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