We found one dictionary that defines the word theta-role:

Art (1 matching dictionary)

1. Theta-role: Lexicon of Linguistics

▸ Words similar to theta-role ▸ Usage examples for theta-role ▸ Idioms related to theta-role ▸ Wikipedia articles (New!) ▸ Words that often appear near theta-role ▸ Rhymes of theta-role ▸ Invented words related to theta-role