mendacityglossary / MENDACITY mendacity (men-das-[schwa]-tee), n.1. The quality of being untruthful.2. A lie; falsehood. — mendacious (men-day-sh[schwa]s), adj. 词条贡献者 双语律师Simon,毕业于亚洲一流的高级翻译学院,擅长翻译涉及金属和矿业领域的法律文件。