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.
siÂ·nus arÂ·rhythÂ·miÂ·a. rhythmic, repetitive irregularity of the heartbeat, the heart being under the control of its normal pacemaker, the sinuatrial node. Synonym(s): juvenile arrhythmia. sinus arrhythmia. an irregular cardiac rhythm in which the heart rate usually increases during inspiration and decreases during expiration. It is common in children and young adults and has no clinical significance except in elderly patients.