GMAT Vocabulary Flash Cards @ englishpdf.com and englishteststore.com File 605 sequent (adj) Following in the order of time sequester (v) To cause to withdraw or retire, as from society or public life sequestrate (v) To confiscate serendipity (n) an apparent aptitude for making fortunate discoveries accidentally sergeant (n) A non-commissioned military officer ranking next above a corporal sergeant-at-arms (n) An executive officer in legislative bodies who enforces the orders of the presiding officer sergeant-major (n) The highest non-commissioned officer in a regiment serrated (adj) having a saw-toothed edge