A logical fallacy in which a premise of an argument contains a direct or indirect assumption that the conclusion is true; offering a circular argument; circular reasoning.(noun)
Wiktionary.org : Text is available under the Creative Commons Attribution-ShareAlike License
Use "begging the question" in a sentence
"Even those groups which have continued to meet are dividing, and the major half in almost every instance calls itself socialist-anarchists, an apparent contradiction of terms, whose members insist that the socialistic organization of society must be the next stage of social development and must be gone through with, so to speak, before the ideal state of society can be reached, so nearly begging the question that some orthodox socialists are willing to recognize them."