<p><strong>Noun</strong></p><ul><li>Something taken for granted; a supposition: a correct assumption.</li><li>Synonyms: theory, postulate, guess, conjecture, hypothesis, presupposition.</li><li>The act of taking for granted or supposing.</li><li>Synonyms: presupposition, presumption.</li><li>The act of taking to or upon oneself.</li><li>Synonyms: acceptance.</li><li>The act of taking possession of something: the assumption of power.</li><li>Synonyms: usurpation, appropriation, seizure.</li><li>Arrogance; presumption.</li><li>Synonyms: gall, forwardness, effrontery.</li><li>The taking over of another's debts or obligations.</li><li>Ecclesiastical: (often initial capital letter) the bodily taking up into heaven of the Virgin Mary.</li><li>(Initial capital letter) a feast commemorating this, celebrated on August 15.</li><li>Logic: the minor premise of a syllogism.</li></ul>