GMAT Vocabulary Flash Cards @ englishpdf.com and englishteststore.com File 601 seignior (n) A title of honor or respectful address, equivalent to sir seismograph (n) An instrument for recording the phenomena of earthquakes seize (v) To catch or take hold of suddenly and forcibly selective (adj) Having the power of choice self-respect (n) Rational self-esteem semblance (n) Outward appearance semiannual (adj) Recurring at intervals of six months semicircle (n) A half-circle