Sentence:  Platonic , Stoic , <WSD>early</WSD> Christian , monastic , canonist or theological communism ; we are concerned with Utopian communism - that is , simply communism as it appears in the imaginary commonwealth of Utopia , as More conceived it . 
Meaning of the word marked with <WSD> tags:  at or near the beginning of a period of time or course of events or before the usual or expected time