Definition of onomasiology in English:

onomasiology

noun

  • The branch of linguistics that deals with concepts and the terms that represent them, in particular contrasting terms for similar concepts, as in a thesaurus.

    Compare with semasiology

Pronunciation

onomasiology

/ˌänəˌmāsēˈäləjē/ /ˌɑnəˌmeɪsiˈɑlədʒi/ /ˌänəˌmāzēˈäləjē/ /ˌɑnəˌmeɪziˈɑlədʒi/ /ˌônəˌmāsēˈäləjē/ /ˌɔnəˌmeɪsiˈɑlədʒi/ /ˌônəˌmāzēˈäləjē/ /ˌɔnəˌmeɪziˈɑlədʒi/

Origin

Early 20th century from Greek onomasia ‘term’+ -logy.