noun a tetravalent nonmetallic element.
— synonyms: silicon, atomic_number_14
noun a complete metric system of units of measurement for scientists.
— synonyms: Systeme_International_d'Unites, Systeme_International, SI_system, SI_unit, International_System_of_Units, International_System
noun the syllable naming the seventh (subtonic) note of any musical scale in solmization.
— synonyms: ti, te