Learn how to say Deponent correctly in English with this tutorial pronunciation video.
Oxford dictionary definition of the word deponent:
(of a verb, especially in Latin or Greek) passive or middle in form but active in meaning.
1 Grammar a deponent verb.
2 Law a person who makes a deposition or affidavit under oath.
late Middle English: from Latin deponent- ‘laying aside, putting down’ (in medieval Latin ‘testifying’), from the verb deponere, from de- ‘down’ + ponere ‘place’. The use in grammar arose from the notion that the verb had ‘laid aside’ the passive sense (although in fact these verbs were originally reflexive)