Simple past tense and past participle of utilize. (verb)
Wiktionary.org : Text is available under the Creative Commons Attribution-ShareAlike License
Use "utilized" in a sentence
"She utilized the word utilized at least once in every paragraph."
"Hemangioendothelioma is the term utilized to describe a varied group of vascular tumors that usually appear as red or blue nodules and tend to behave biologically in a manner that can be classified as falling between a benign hemangioma and malignant angiosarcoma."
"Never in my life have I been called a Christianophobe, nor have I ever heard this term utilized."