Definition of truncated. 1  1 : having the apex replaced by a plane section and especially by one parallel to the base a truncated cone. 2  2a : cut short : curtailed a truncated scheduleb : lacking an expected or normal element (such as a syllable) at the beginning or end : catalectic.
ACTIVE / PASSIVE VOICE. In most English sentences with an action verb, the subject performs the action denoted by the verb. These examples show that the subject is doing the verb's action. Because the subject does or acts upon the verb in such sentences, the sentences are said to be in the active voice.OTE: Colorful parrots live in the rainforests cannot be changed to passive voice because the sentence does not have a direct object. To change a sentence from active to passive voice, do the following: 1. Move the active sentence's direct object into the sentence's subject slot. 2.
1 In the active voice, the subject of the sentence DOES the action. In the passive voice, the subject of the sentence is acted upon.  The passive voice is formed by a form of the verb TO BE + past participle of the main verb. The verb TO BE can be conjugated in various tenses.