Monobasic

Monobasic may refer to:
 * A monobasic or monoprotic acid, able to donate one proton per molecule
 * A monobasic salt, with one hydrogen atom, with respect to the parent acid, replaced by cations
 * Monobasic, or Monotypic taxon, a taxonomic group (taxon) that contains only one immediately subordinate taxon
 * Monobasic, an album by Jess Cornelius
 * Mono-Basic, the implementation of Visual Basic.Net for Mono