GMAT Vocabulary Flash Cards @ englishpdf.com and englishteststore.com File 642 symphony (n) A harmonious or agreeable mingling of sounds synchronism (n) Simultaneousness syndicate (n) An association of individuals united for the prosecution of some enterprise syneresis (n) The coalescence of two vowels or syllables, as ever for ever synod (n) An ecclesiastical council synonym (n) A word having the same or almost the same meaning as some other synopsis (n) A syllabus or summary synthetic (adj) not real, rather artificial