from The American Heritage® Dictionary of the English Language, 4th Edition
- adj. Impossible to placate or appease: implacable foes; implacable suspicion.
from Wiktionary, Creative Commons Attribution/Share-Alike License
- adj. Not able to be placated or appeased.
- adj. Adamant; immovable.
from the GNU version of the Collaborative International Dictionary of English
- adj. Not placable; not to be appeased; incapable of being pacified; inexorable.
- adj. Incapable of being relieved or assuaged; inextinguishable.
from The Century Dictionary and Cyclopedia
- Not placable; not to be appeased; not to be pacified or reconciled; inexorable: as, an implacable prince; implacable malice.
- Not to be relieved or assuaged.
- Synonyms Relentless, etc. (see inexorable), unappeasable, unforgiving, vindictive, pitiless, rancorous.
from WordNet 3.0 Copyright 2006 by Princeton University. All rights reserved.
- adj. incapable of being placated
So implacable is his revenge that he sends a party of soldiers into Egypt, some hundreds of miles, and they bring him back by force of arms.
Allegra’s tone was neutral, her expression implacable.
“Well, that’s as may be, Lady Nell, but it’s not right,” Linton declared, her arms folded, her expression implacable.
Rue Murillo, or in the tent at Croisset; he has recalled the implacable didactics of his old master, his tender brutality, the paternal advice of his generous and candid heart.
The doctrine is optimistic; and whoever has a generous faith in humanity will have no fault to find with the absence of the idea of implacable evil from its teaching.
Rather, "Unless haply Thou hast utterly rejected us, and art beyond measure wroth against us," that is, Unless Thou art implacable, which is impossible, hear our prayer [Calvin].
Murillo, or in the tent at Croisset; he has recalled the implacable didactics of his old master, his tender brutality, the paternal advice of his generous and candid heart.
They were also afraid of introducing a new party into the convention, already divided, and of recalling implacable enemies, who might cause, with regard to themselves, a reaction similar to that which had taken place against the old committees.
State President F W de Klerk and "leaders of interest groups in the community" to discuss its "implacable" demand for self-determination.
In the course of two pages full of shoddy implications and unsubstantiated suggestions, Ms. Grosskurth evokes an "implacable" Freud, scurrilous, petty and power-seeking, so malevolent that he is the uncaring perpetrator and concealer of his patient's supposed suicide, so bereft of intelligence that one wonders why the twentieth century, let alone a journal of the NYR's calibre, has bothered with him at all.