Definition of theta role in English:

theta role

noun

  • another term for thematic role
    • ‘Also, it's unclear how we should decide which theta roles are ‘complement’ theta roles and which are ‘adjunct’ roles.’
    • ‘Fillmore considered that adjuncts can also be assigned theta roles, but the problem, as Dowty points out, is where to stop.’
    • ‘We would assign the theta role ‘agent’ to Steven and ‘patient’ to the book, since Steven is performing the action and the book is the recipient of that action.’

Pronunciation

theta role