From semi- + trivial. <span class="searchmatch">semitrivial</span> (not comparable) (chemistry) semisystematic...
in Chemical Nomenclature, Berlin/Boston: De Gruyter, →ISBN, § 2.7: “<span class="searchmatch">Semitrivial</span> names”, page 123: “Besyl- (benzenesulfonyl-), a contraction of the systematic...
specific epithet. a common name for a chemical compound common name semisystematic name <span class="searchmatch">semitrivial</span> name systematic name vernacular name almain-rivet...