Word of the Day for Wednesday, April 19, 2006

implacable \im-PLAK-uh-bull\, adjective: Not placable; not to be appeased; incapable of being pacified; inexorable; as, an implacable foe.

For it is my office to prosecute the guilty with implacable zeal. -- Paola Capriolo, Floria Tosca (translated by Liz Heron) He... then continued on up the road, his shoulders bent beneath the implacable sun. -- Arturo Pérez-Reverte, The Fencing Master She conducted her life and her work with all the steady and implacable seriousness of a steamroller. -- "The Stein Salon Was The First Museum of Modern Art", New York Times, December 1, 1968

Implacable ultimately comes from Latin implacabilis, from in-, not + placabilis, placable, from placo, placare, to soothe, calm, appease. Dictionary.com Entry and Pronunciation for implacable