brillantissimo

== Italian == === Etymology === From brillante +‎ -issimo. === Pronunciation === IPA(key): /bril.lanˈtis.si.mo/ Rhymes: -issimo Hyphenation: bril‧lan‧tìs‧si‧mo === Adjective === brillantissimo (feminine brillantissima, masculine plural brillantissimi, feminine plural brillantissime) superlative degree of brillante very brilliant very bright, very shining