GMAT Vocabulary Flash Cards @ englishpdf.com and englishteststore.com File 148 cosmology (n) The general science of the universe cosmopolitan (adj) Common to all the world cosmopolitanism (n) A cosmopolitan character cosmos (n) The world or universe considered as a system, perfect in order and arrangement coterie (n) a clique; a group who meet frequently, usually socially counteract (v) To act in opposition to counterbalance (v) To oppose with an equal force countercharge (v) To accuse in return