Mokhoa oa lexical, semantiki le mohopolo ke mokhoa o behang maikutlo holim'a bohlokoa ba ho batlisisa le ho botsa mantsoe, meelelo le mehopolo e amanang le sehlooho.
Mokhoa ona o na le thuso ho khona ho tsepamisa maikutlo morerong ofe kapa ofe hantle, ho hlaka ka lipehelo le lipolelo tseo re tla li sebelisa, ho botsa lipotso, ho li utloisisa le ho li tiisa hape.
Lexicon kapa glossary ea mantsoe a bohlokoa a morero: Lenane la mantsoe a sehlooho a tla re thusa ho phethahatsa morero.
'Mapa oa lexical, semantic le mohopolo ho thusa ho utloisisa meelelo le likamano tsa bona, ka mantsoe a laetsoeng ho latela mekhoa eo re e khethang, ho ipapisitse le seo re lumelang hore se molemo haholo hore moamoheli oa rona a utloisise hamolemo seo re ithutang sona.