1 There is some evidence that hydrazine sulfate is ineffective for treating ovarian cancer, colorectal cancer, breast cancer, lung cancer, pancreatic cancer, cervical cancer, prostate cancer, uterine cancer, melanoma, and other kinds of cancer.  Lung cancer.
: having or showing the proud and unpleasant attitude of people who think that they are better or more important than other people. a supercilious professor. a superciliou s tone/attitude. supercilious behavior. [+] more examples [-] hide examples [+] Example sentences [-] Hide examples.
adjective. The definition of preposterous is something that is absurd or ridiculous. An example of a preposterous idea is that the world is flat.