Sentence:  There are four tenses of the subjunctive (present, perfect, imperfect, and pluperfect) and three <WSD>voices</WSD> (active, passive, and deponent). [...] See 12.8 for the formation of the deponent <WSD>voice</WSD>. 
Meaning of the word marked with <WSD> tags:  A particular way of inflecting or conjugating verbs, or a particular form of a verb, by means of which is indicated the relation of the subject of the verb to the action which the verb expresses.